Vulnerability-Lookup

GHSA-XQPR-GX4W-53XF

Vulnerability from github – Published: 2026-02-16 03:30 – Updated: 2026-02-16 03:30

Details

A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Severity ?

5.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

5.5 (Medium)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-2525"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-404"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-16T02:16:06Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.",
  "id": "GHSA-xqpr-gx4w-53xf",
  "modified": "2026-02-16T03:30:17Z",
  "published": "2026-02-16T03:30:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2525"
    },
    {
      "type": "WEB",
      "url": "https://github.com/free5gc/free5gc/issues/796"
    },
    {
      "type": "WEB",
      "url": "https://github.com/free5gc/free5gc/issues/796#issue-3812169865"
    },
    {
      "type": "WEB",
      "url": "https://github.com/free5gc/free5gc"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.346113"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.346113"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.739509"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-2525 (GCVE-0-2026-2525)

Vulnerability from cvelistv5 – Published: 2026-02-16 01:02 – Updated: 2026-02-17 17:16

Title

Free5GC PFCP UDP Endpoint denial of service

Summary

Severity ?

6.9 (Medium)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

5.3 (Medium)


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

5.3 (Medium)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

CWE

CWE-404 - Denial of Service

Assigner

VulDB

References

URL

Tags

	https://vuldb.com/?id.346113	vdb-entry
	https://vuldb.com/?ctiid.346113	signaturepermissions-required
	https://vuldb.com/?submit.739509	third-party-advisory
	https://github.com/free5gc/free5gc/issues/796	issue-tracking
	https://github.com/free5gc/free5gc/issues/796#iss…	exploitissue-tracking
	https://github.com/free5gc/free5gc/	product

Impacted products

	Vendor	Product	Version
	n/a	Free5GC	Affected: 4.0 Affected: 4.1.0

Credits

ZiyuLin (VulDB User)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-2525",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-17T17:16:12.116371Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-17T17:16:19.988Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "modules": [
            "PFCP UDP Endpoint"
          ],
          "product": "Free5GC",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "4.0"
            },
            {
              "status": "affected",
              "version": "4.1.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "ZiyuLin (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5,
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-404",
              "description": "Denial of Service",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-16T01:02:06.733Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-346113 | Free5GC PFCP UDP Endpoint denial of service",
          "tags": [
            "vdb-entry"
          ],
          "url": "https://vuldb.com/?id.346113"
        },
        {
          "name": "VDB-346113 | CTI Indicators (IOB, IOC, TTP)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.346113"
        },
        {
          "name": "Submit #739509 | free5gc UPF v4.1.0 Denial of Service",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.739509"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/free5gc/free5gc/issues/796"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://github.com/free5gc/free5gc/issues/796#issue-3812169865"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/free5gc/free5gc/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-02-15T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-02-15T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-02-15T09:50:14.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Free5GC PFCP UDP Endpoint denial of service"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-2525",
    "datePublished": "2026-02-16T01:02:06.733Z",
    "dateReserved": "2026-02-15T08:45:10.248Z",
    "dateUpdated": "2026-02-17T17:16:19.988Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-XQPR-GX4W-53XF

CVE-2026-2525 (GCVE-0-2026-2525)

Tags

Sightings

Nomenclature