Vulnerability-Lookup

alsa-2026:41898

Vulnerability from osv_almalinux

Published

2026-07-20 00:00

Modified

2026-07-31 12:37

Summary

Important: .NET 10.0 security, bug fix, and enhancement update

Details

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.110 and .NET Runtime 10.0.10.

Security Fix(es):

dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651)
dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108)
ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170)
ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300)
ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303)
dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304)
dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302)
dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650)
dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528)
dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649)
dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526)
dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646)
dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525)
dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527)
dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648)
.NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659)
dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524)

Bug Fix(es) and Enhancement(s):

Update .NET 10.0 to SDK 10.0.110 and Runtime 10.0.10 [almalinux-9.8.z] (JIRA:AlmaLinux-192462)
dotnet10.0: Reduce time to detect hanging builds during .NET RPM builds (c9s) [almalinux-9.8.z] (JIRA:AlmaLinux-192336)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

URL

Type

	https://access.redhat.com/errata/RHSA-2026:41898	ADVISORY
	https://access.redhat.com/security/cve/CVE-2026-47300	REPORT
	https://access.redhat.com/security/cve/CVE-2026-47302	REPORT
	https://access.redhat.com/security/cve/CVE-2026-47303	REPORT
	https://access.redhat.com/security/cve/CVE-2026-47304	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50524	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50525	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50526	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50527	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50528	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50646	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50648	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50649	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50650	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50651	REPORT
	https://access.redhat.com/security/cve/CVE-2026-50659	REPORT
	https://access.redhat.com/security/cve/CVE-2026-56170	REPORT
	https://access.redhat.com/security/cve/CVE-2026-57108	REPORT
	https://bugzilla.redhat.com/2499217	REPORT
	https://bugzilla.redhat.com/2500109	REPORT
	https://bugzilla.redhat.com/2500189	REPORT
	https://bugzilla.redhat.com/2500492	REPORT
	https://bugzilla.redhat.com/2500502	REPORT
	https://bugzilla.redhat.com/2500509	REPORT
	https://bugzilla.redhat.com/2500515	REPORT
	https://bugzilla.redhat.com/2500556	REPORT
	https://bugzilla.redhat.com/2500562	REPORT
	https://bugzilla.redhat.com/2500563	REPORT
	https://bugzilla.redhat.com/2500565	REPORT
	https://bugzilla.redhat.com/2500577	REPORT
	https://bugzilla.redhat.com/2500580	REPORT
	https://bugzilla.redhat.com/2500581	REPORT
	https://bugzilla.redhat.com/2500587	REPORT
	https://bugzilla.redhat.com/2500593	REPORT
	https://errata.almalinux.org/9/ALSA-2026-41898.html	ADVISORY

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "aspnetcore-runtime-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "aspnetcore-runtime-dbg-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "aspnetcore-targeting-pack-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-apphost-pack-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-host"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-hostfxr-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-runtime-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-runtime-dbg-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-sdk-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.110-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-sdk-10.0-source-built-artifacts"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.110-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-sdk-aot-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.110-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-sdk-dbg-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.110-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-targeting-pack-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.10-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "dotnet-templates-10.0"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "10.0.110-1.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": ".NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.  \n\nNew versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 10.0.110 and .NET Runtime 10.0.10.  \n\nSecurity Fix(es):  \n\n  * dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651)\n  * dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108)\n  * ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170)\n  * ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300)\n  * ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303)\n  * dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304)\n  * dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302)\n  * dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650)\n  * dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528)\n  * dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649)\n  * dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526)\n  * dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646)\n  * dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525)\n  * dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527)\n  * dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation (CVE-2026-50648)\n  * .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659)\n  * dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * Update .NET 10.0 to SDK 10.0.110 and Runtime 10.0.10 [almalinux-9.8.z] (JIRA:AlmaLinux-192462)\n  * dotnet10.0: Reduce time to detect hanging builds during .NET RPM builds (c9s) [almalinux-9.8.z] (JIRA:AlmaLinux-192336)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n",
  "id": "ALSA-2026:41898",
  "modified": "2026-07-31T12:37:37Z",
  "published": "2026-07-20T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:41898"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-47300"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-47302"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-47303"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-47304"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50524"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50525"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50526"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50527"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50528"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50646"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50648"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50649"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50650"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50651"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-50659"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-56170"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-57108"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2499217"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500109"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500189"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500492"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500502"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500509"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500515"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500556"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500562"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500563"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500565"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500577"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500580"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500581"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500587"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2500593"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/9/ALSA-2026-41898.html"
    }
  ],
  "related": [
    "CVE-2026-50651",
    "CVE-2026-57108",
    "CVE-2026-56170",
    "CVE-2026-47300",
    "CVE-2026-47303",
    "CVE-2026-47304",
    "CVE-2026-47302",
    "CVE-2026-50650",
    "CVE-2026-50528",
    "CVE-2026-50649",
    "CVE-2026-50526",
    "CVE-2026-50646",
    "CVE-2026-50525",
    "CVE-2026-50527",
    "CVE-2026-50648",
    "CVE-2026-50659",
    "CVE-2026-50524"
  ],
  "summary": "Important: .NET 10.0 security, bug fix, and enhancement update"
}

CVE-2026-47300 (GCVE-0-2026-47300)

Vulnerability from cvelistv5 – Published: 2026-07-14 18:20 – Updated: 2026-08-03 22:52

Title

ASP.NET Core Elevation of Privilege Vulnerability

Summary

Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network.

Severity

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-303 - Incorrect Implementation of Authentication Algorithm

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-47300",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T03:57:39.408951Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T10:57:52.578Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-303",
              "description": "CWE-303: Incorrect Implementation of Authentication Algorithm",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:52:50.586Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "ASP.NET Core Elevation of Privilege Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47300"
        }
      ],
      "title": "ASP.NET Core Elevation of Privilege Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-47300",
    "datePublished": "2026-07-14T18:20:12.225Z",
    "dateReserved": "2026-05-18T23:53:33.897Z",
    "dateUpdated": "2026-08-03T22:52:50.586Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-47302 (GCVE-0-2026-47302)

Vulnerability from cvelistv5 – Published: 2026-07-14 18:45 – Updated: 2026-08-03 22:52

Title

.NET Denial of Service Vulnerability

Summary

Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

12 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.8983 & 3.0.30729.8978 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-47302",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-14T20:34:26.536141Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-14T20:48:10.245Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.8983 \u0026 3.0.30729.8978",
              "status": "affected",
              "version": "3.5.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows 11 Version 23H2 for ARM64-based Systems",
            "Windows 11 Version 23H2 for x64-based Systems",
            "Windows 11 Version 24H2 for ARM64-based Systems",
            "Windows 11 Version 24H2 for x64-based Systems",
            "Windows 11 Version 25H2 for ARM64-based Systems",
            "Windows 11 Version 25H2 for x64-based Systems",
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
              "status": "affected",
              "version": "4.8.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
                  "versionStartIncluding": "4.8.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.8983 \u0026 3.0.30729.8978",
                  "versionStartIncluding": "3.5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-770",
              "description": "CWE-770: Allocation of Resources Without Limits or Throttling",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:52:51.150Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47302"
        }
      ],
      "title": ".NET Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-47302",
    "datePublished": "2026-07-14T18:45:32.796Z",
    "dateReserved": "2026-05-18T23:53:33.897Z",
    "dateUpdated": "2026-08-03T22:52:51.150Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-47303 (GCVE-0-2026-47303)

Vulnerability from cvelistv5 – Published: 2026-07-14 18:45 – Updated: 2026-08-03 22:52

Title

ASP.NET Core Elevation of Privilege Vulnerability

Summary

Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network.

Severity

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-302 - Authentication Bypass by Assumed-Immutable Data
CWE-863 - Incorrect Authorization
CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-47303",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-13T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T03:57:39.744Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-302",
              "description": "CWE-302: Authentication Bypass by Assumed-Immutable Data",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-863",
              "description": "CWE-863: Incorrect Authorization",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-90",
              "description": "CWE-90: Improper Neutralization of Special Elements used in an LDAP Query (\u0027LDAP Injection\u0027)",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:52:51.774Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "ASP.NET Core Elevation of Privilege Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47303"
        }
      ],
      "title": "ASP.NET Core Elevation of Privilege Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-47303",
    "datePublished": "2026-07-14T18:45:33.438Z",
    "dateReserved": "2026-05-18T23:53:33.898Z",
    "dateUpdated": "2026-08-03T22:52:51.774Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-47304 (GCVE-0-2026-47304)

Vulnerability from cvelistv5 – Published: 2026-07-14 18:45 – Updated: 2026-08-03 22:54

Title

.NET Security Feature Bypass Vulnerability

Summary

Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-347 - Improper Verification of Cryptographic Signature
CWE-345 - Insufficient Verification of Data Authenticity

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

16 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.8983 & 3.0.30729.8978 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 4.8.1	Affected: 4.8.0.0 , < 4.8.9340.0 (custom)
Microsoft	Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)	Affected: -
Microsoft	Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)	Affected: -
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.5	Affected: -
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-47304",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T03:57:19.256900Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T11:00:31.257Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.8983 \u0026 3.0.30729.8978",
              "status": "affected",
              "version": "3.5.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows 11 Version 23H2 for ARM64-based Systems",
            "Windows 11 Version 23H2 for x64-based Systems",
            "Windows 11 Version 24H2 for ARM64-based Systems",
            "Windows 11 Version 24H2 for x64-based Systems",
            "Windows 11 Version 25H2 for ARM64-based Systems",
            "Windows 11 Version 25H2 for x64-based Systems",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)",
            "Windows Server 2025",
            "Windows Server 2025 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
              "status": "affected",
              "version": "4.8.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems"
          ],
          "product": "Microsoft .NET Framework 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.9340.0",
              "status": "affected",
              "version": "4.8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
          "vendor": "Microsoft",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)",
          "vendor": "Microsoft",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "-",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "-",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*",
                  "versionStartIncluding": "-",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
                  "versionStartIncluding": "4.8.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.8983 \u0026 3.0.30729.8978",
                  "versionStartIncluding": "3.5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.9340.0",
                  "versionStartIncluding": "4.8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-347",
              "description": "CWE-347: Improper Verification of Cryptographic Signature",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-345",
              "description": "CWE-345: Insufficient Verification of Data Authenticity",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:54:08.088Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Security Feature Bypass Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47304"
        }
      ],
      "title": ".NET Security Feature Bypass Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-47304",
    "datePublished": "2026-07-14T18:45:33.914Z",
    "dateReserved": "2026-05-18T23:53:33.898Z",
    "dateUpdated": "2026-08-03T22:54:08.088Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50524 (GCVE-0-2026-50524)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:53

Title

.NET Framework Denial of Service Vulnerability

Summary

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-1287 - Improper Validation of Specified Type of Input

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50524",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-14T20:34:12.688606Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-14T20:48:10.103Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1287",
              "description": "CWE-1287: Improper Validation of Specified Type of Input",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:53:24.918Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Framework Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50524"
        }
      ],
      "title": ".NET Framework Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50524",
    "datePublished": "2026-07-14T19:29:53.872Z",
    "dateReserved": "2026-06-04T19:00:41.293Z",
    "dateUpdated": "2026-08-03T22:53:24.918Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50525 (GCVE-0-2026-50525)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:56

Title

.NET Denial of Service Vulnerability

Summary

Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

13 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.9182 & 3.0.30729.9168 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 4.8.1	Affected: 4.8.0.0 , < 4.8.9340.0 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50525",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-14T20:33:59.887618Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-14T20:48:09.961Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168",
              "status": "affected",
              "version": "3.5.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows 11 Version 23H2 for ARM64-based Systems",
            "Windows 11 Version 23H2 for x64-based Systems",
            "Windows 11 Version 24H2 for ARM64-based Systems",
            "Windows 11 Version 24H2 for x64-based Systems",
            "Windows 11 Version 25H2 for ARM64-based Systems",
            "Windows 11 Version 25H2 for x64-based Systems",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
              "status": "affected",
              "version": "4.8.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems"
          ],
          "product": "Microsoft .NET Framework 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.9340.0",
              "status": "affected",
              "version": "4.8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168",
                  "versionStartIncluding": "3.5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.9340.0",
                  "versionStartIncluding": "4.8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
                  "versionStartIncluding": "4.8.1",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-770",
              "description": "CWE-770: Allocation of Resources Without Limits or Throttling",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:56:23.034Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50525"
        }
      ],
      "title": ".NET Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50525",
    "datePublished": "2026-07-14T19:29:54.357Z",
    "dateReserved": "2026-06-04T19:00:41.293Z",
    "dateUpdated": "2026-08-03T22:56:23.034Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50526 (GCVE-0-2026-50526)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:56

Title

.NET Tampering Vulnerability

Summary

Improper link resolution before file access ('link following') in .NET allows an authorized attacker to perform tampering locally.

Severity

7 (High)


                        
                          CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-59 - Improper Link Resolution Before File Access ('Link Following')
CWE-345 - Insufficient Verification of Data Authenticity

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50526",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T03:59:34.142603Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T10:37:24.524Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Improper link resolution before file access (\u0027link following\u0027) in .NET allows an authorized attacker to perform tampering locally."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-345",
              "description": "CWE-345: Insufficient Verification of Data Authenticity",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:56:23.587Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Tampering Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50526"
        }
      ],
      "title": ".NET Tampering Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50526",
    "datePublished": "2026-07-14T19:29:54.992Z",
    "dateReserved": "2026-06-04T19:00:41.293Z",
    "dateUpdated": "2026-08-03T22:56:23.587Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50527 (GCVE-0-2026-50527)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:56

Title

.NET Framework Denial of Service Vulnerability

Summary

Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-121 - Stack-based Buffer Overflow

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

12 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.8983 & 3.0.30729.8978 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50527",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-14T20:36:38.463480Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-14T20:48:09.823Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.8983 \u0026 3.0.30729.8978",
              "status": "affected",
              "version": "3.5.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows 11 Version 23H2 for ARM64-based Systems",
            "Windows 11 Version 23H2 for x64-based Systems",
            "Windows 11 Version 24H2 for ARM64-based Systems",
            "Windows 11 Version 24H2 for x64-based Systems",
            "Windows 11 Version 25H2 for ARM64-based Systems",
            "Windows 11 Version 25H2 for x64-based Systems",
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
              "status": "affected",
              "version": "4.8.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
                  "versionStartIncluding": "4.8.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.8983 \u0026 3.0.30729.8978",
                  "versionStartIncluding": "3.5.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Stack-based buffer overflow in .NET Framework allows an unauthorized attacker to deny service over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "CWE-121: Stack-based Buffer Overflow",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:56:24.220Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Framework Denial of Service Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50527"
        }
      ],
      "title": ".NET Framework Denial of Service Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50527",
    "datePublished": "2026-07-14T19:29:55.564Z",
    "dateReserved": "2026-06-04T19:00:41.293Z",
    "dateUpdated": "2026-08-03T22:56:24.220Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50528 (GCVE-0-2026-50528)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:56

Title

.NET Security Feature Bypass Vulnerability

Summary

Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network.

Severity

8.2 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-863 - Incorrect Authorization
CWE-302 - Authentication Bypass by Assumed-Immutable Data
CWE-636 - Not Failing Securely ('Failing Open')

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50528",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T14:23:31.469063Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T14:24:22.628Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 10.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "10.0.10",
              "status": "affected",
              "version": "10.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "10.0.10",
                  "versionStartIncluding": "10.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Incorrect authorization in .NET allows an unauthorized attacker to bypass a security feature over a network."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-863",
              "description": "CWE-863: Incorrect Authorization",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-302",
              "description": "CWE-302: Authentication Bypass by Assumed-Immutable Data",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-636",
              "description": "CWE-636: Not Failing Securely (\u0027Failing Open\u0027)",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:56:24.684Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Security Feature Bypass Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50528"
        }
      ],
      "title": ".NET Security Feature Bypass Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50528",
    "datePublished": "2026-07-14T19:29:56.224Z",
    "dateReserved": "2026-06-04T19:00:41.293Z",
    "dateUpdated": "2026-08-03T22:56:24.684Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-50646 (GCVE-0-2026-50646)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-08-03 22:56

Title

.NET Framework Remote Code Execution Vulnerability

Summary

Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally.

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-693 - Protection Mechanism Failure
CWE-502 - Deserialization of Untrusted Data

Assigner

microsoft

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

11 products

Vendor	Product	Version
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.8983 & 3.0.30729.8978 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.8983 & 3.0.30729.8978 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-50646",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-15T03:57:17.744564Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-15T11:00:59.975Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": ".NET 8.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "8.0.29",
              "status": "affected",
              "version": "8.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": ".NET 9.0",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "9.0.18",
              "status": "affected",
              "version": "9.0.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.8983 \u0026 3.0.30729.8978",
              "status": "affected",
              "version": "3.5.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for ARM64-based Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.8983 \u0026 3.0.30729.8978 \u0026 4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for ARM64-based Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows Server 2019",
            "Windows Server 2019 (Server Core installation)",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 21H2 for 32-bit Systems",
            "Windows 10 Version 21H2 for ARM64-based Systems",
            "Windows 10 Version 21H2 for x64-based Systems",
            "Windows 10 Version 22H2 for 32-bit Systems",
            "Windows 10 Version 22H2 for ARM64-based Systems",
            "Windows 10 Version 22H2 for x64-based Systems",
            "Windows 11 Version 23H2 for ARM64-based Systems",
            "Windows 11 Version 23H2 for x64-based Systems",
            "Windows 11 Version 24H2 for ARM64-based Systems",
            "Windows 11 Version 24H2 for x64-based Systems",
            "Windows 11 Version 25H2 for ARM64-based Systems",
            "Windows 11 Version 25H2 for x64-based Systems",
            "Windows 11 Version 26H1 for ARM64-based Systems",
            "Windows 11 version 26H1 for x64-based Systems",
            "Windows Server 2022",
            "Windows Server 2022 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 3.5 AND 4.8.1",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
              "status": "affected",
              "version": "4.8.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.7.4143.0",
              "status": "affected",
              "version": "4.7.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "Windows 10 Version 1607 for 32-bit Systems",
            "Windows 10 Version 1607 for x64-based Systems",
            "Windows Server 2012",
            "Windows Server 2012 (Server Core installation)",
            "Windows Server 2012 R2",
            "Windows Server 2012 R2 (Server Core installation)",
            "Windows Server 2016",
            "Windows Server 2016 (Server Core installation)"
          ],
          "product": "Microsoft .NET Framework 4.8",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "4.8.4803.0",
              "status": "affected",
              "version": "4.8.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.12",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.12.22",
              "status": "affected",
              "version": "17.12.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.36",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.7",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.7.4",
              "status": "affected",
              "version": "18.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9069 \u0026 3.0.30729.9067 \u0026 4.8.4803.0",
                  "versionStartIncluding": "4.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.8983 \u0026 3.0.30729.8978 \u0026 4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.7.4143.0",
                  "versionStartIncluding": "4.7.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.9182 \u0026 3.0.30729.9168 \u0026 4.8.9339.0",
                  "versionStartIncluding": "4.8.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "8.0.29",
                  "versionStartIncluding": "8.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "9.0.18",
                  "versionStartIncluding": "9.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "18.7.4",
                  "versionStartIncluding": "18.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.12.22",
                  "versionStartIncluding": "17.12.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "17.14.36",
                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.0.50727.8983 \u0026 3.0.30729.8978",
                  "versionStartIncluding": "3.5.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2026-07-14T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-693",
              "description": "CWE-693: Protection Mechanism Failure",
              "lang": "en-US",
              "type": "CWE"
            },
            {
              "cweId": "CWE-502",
              "description": "CWE-502: Deserialization of Untrusted Data",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-03T22:56:25.236Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": ".NET Framework Remote Code Execution Vulnerability",
          "tags": [
            "vendor-advisory",
            "patch"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50646"
        }
      ],
      "title": ".NET Framework Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2026-50646",
    "datePublished": "2026-07-14T19:29:56.821Z",
    "dateReserved": "2026-06-05T14:33:50.830Z",
    "dateUpdated": "2026-08-03T22:56:25.236Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

alsa-2026:41898

Vulnerability from osv_almalinux

CVE-2026-47300 (GCVE-0-2026-47300)

CVE-2026-47302 (GCVE-0-2026-47302)

CVE-2026-47303 (GCVE-0-2026-47303)

CVE-2026-47304 (GCVE-0-2026-47304)

CVE-2026-50524 (GCVE-0-2026-50524)

CVE-2026-50525 (GCVE-0-2026-50525)

CVE-2026-50526 (GCVE-0-2026-50526)

CVE-2026-50527 (GCVE-0-2026-50527)

CVE-2026-50528 (GCVE-0-2026-50528)

CVE-2026-50646 (GCVE-0-2026-50646)

Tags

Sightings

Nomenclature