CVE-2025-59243 (GCVE-0-2025-59243)

Vulnerability from cvelistv5 – Published: 2025-10-14 17:00 – Updated: 2025-11-22 04:08
VLAI?
Summary
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CWE
Assigner
References
Impacted products
Vendor Product Version
Microsoft Microsoft 365 Apps for Enterprise Affected: 16.0.1 , < https://aka.ms/OfficeSecurityReleases (custom)
Create a notification for this product.
    Microsoft Microsoft Office LTSC 2021 Affected: 16.0.1 , < https://aka.ms/OfficeSecurityReleases (custom)
Create a notification for this product.
    Microsoft Microsoft Office LTSC 2024 Affected: 16.0.0 , < https://aka.ms/OfficeSecurityReleases (custom)
Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-59243",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-10T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-15T03:56:05.576Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "platforms": [
            "32-bit Systems",
            "x64-based Systems"
          ],
          "product": "Microsoft 365 Apps for Enterprise",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "https://aka.ms/OfficeSecurityReleases",
              "status": "affected",
              "version": "16.0.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "x64-based Systems",
            "32-bit Systems"
          ],
          "product": "Microsoft Office LTSC 2021",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "https://aka.ms/OfficeSecurityReleases",
              "status": "affected",
              "version": "16.0.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "platforms": [
            "32-bit Systems",
            "x64-based Systems"
          ],
          "product": "Microsoft Office LTSC 2024",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "https://aka.ms/OfficeSecurityReleases",
              "status": "affected",
              "version": "16.0.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*",
                  "versionEndExcluding": "https://aka.ms/OfficeSecurityReleases",
                  "versionStartIncluding": "16.0.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*",
                  "versionEndExcluding": "https://aka.ms/OfficeSecurityReleases",
                  "versionStartIncluding": "16.0.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*",
                  "versionEndExcluding": "https://aka.ms/OfficeSecurityReleases",
                  "versionStartIncluding": "16.0.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "datePublic": "2025-10-14T07:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Use after free in Microsoft Office Excel 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-416",
              "description": "CWE-416: Use After Free",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-11-22T04:08:47.464Z",
        "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
        "shortName": "microsoft"
      },
      "references": [
        {
          "name": "Microsoft Excel Remote Code Execution Vulnerability",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59243"
        }
      ],
      "title": "Microsoft Excel Remote Code Execution Vulnerability"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
    "assignerShortName": "microsoft",
    "cveId": "CVE-2025-59243",
    "datePublished": "2025-10-14T17:00:41.431Z",
    "dateReserved": "2025-09-11T04:30:28.169Z",
    "dateUpdated": "2025-11-22T04:08:47.464Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-59243\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2025-10-14T17:16:06.403\",\"lastModified\":\"2025-10-16T20:52:01.777\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*\",\"matchCriteriaId\":\"3259EBFE-AE2D-48B8-BE9A-E22BBDB31378\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*\",\"matchCriteriaId\":\"CD25F492-9272-4836-832C-8439EBE64CCF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x64:*\",\"matchCriteriaId\":\"851BAC4E-9965-4F40-9A6C-B73D9004F4C1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x86:*\",\"matchCriteriaId\":\"23B2FA23-76F4-4D83-A718-B8D04D7EA37B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x64:*\",\"matchCriteriaId\":\"D31E509A-0B2E-4B41-88C4-0099E800AFE6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x86:*\",\"matchCriteriaId\":\"017A7041-BEF1-4E4E-AC8A-EFC6AFEB01FE\"}]}]}],\"references\":[{\"url\":\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59243\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-59243\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-14T19:36:27.065026Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-14T19:36:28.087Z\"}}], \"cna\": {\"title\": \"Microsoft Excel Remote Code Execution Vulnerability\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"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\"}, \"scenarios\": [{\"lang\": \"en-US\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Microsoft\", \"product\": \"Microsoft 365 Apps for Enterprise\", \"versions\": [{\"status\": \"affected\", \"version\": \"16.0.1\", \"lessThan\": \"https://aka.ms/OfficeSecurityReleases\", \"versionType\": \"custom\"}], \"platforms\": [\"32-bit Systems\", \"x64-based Systems\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft Office LTSC 2021\", \"versions\": [{\"status\": \"affected\", \"version\": \"16.0.1\", \"lessThan\": \"https://aka.ms/OfficeSecurityReleases\", \"versionType\": \"custom\"}], \"platforms\": [\"x64-based Systems\", \"32-bit Systems\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft Office LTSC 2024\", \"versions\": [{\"status\": \"affected\", \"version\": \"16.0.0\", \"lessThan\": \"https://aka.ms/OfficeSecurityReleases\", \"versionType\": \"custom\"}], \"platforms\": [\"32-bit Systems\", \"x64-based Systems\"]}], \"datePublic\": \"2025-10-14T07:00:00.000Z\", \"references\": [{\"url\": \"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59243\", \"name\": \"Microsoft Excel Remote Code Execution Vulnerability\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en-US\", \"value\": \"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"CWE-416: Use After Free\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"https://aka.ms/OfficeSecurityReleases\", \"versionStartIncluding\": \"16.0.1\"}, {\"criteria\": \"cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"https://aka.ms/OfficeSecurityReleases\", \"versionStartIncluding\": \"16.0.1\"}, {\"criteria\": \"cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"https://aka.ms/OfficeSecurityReleases\", \"versionStartIncluding\": \"16.0.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2025-11-22T04:08:47.464Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-59243\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-11-22T04:08:47.464Z\", \"dateReserved\": \"2025-09-11T04:30:28.169Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2025-10-14T17:00:41.431Z\", \"assignerShortName\": \"microsoft\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.


Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…