{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21354","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","state":"PUBLISHED","assignerShortName":"microsoft","dateReserved":"2024-12-11T00:29:48.355Z","datePublished":"2025-01-14T18:04:05.861Z","dateUpdated":"2026-02-26T19:09:18.808Z"},"containers":{"cna":{"title":"Microsoft Excel Remote Code Execution Vulnerability","datePublic":"2025-01-14T08:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_2021:*:*:*:*:ltsc:*:*:*","versionStartIncluding":"16.0.0.0","versionEndExcluding":"16.0.10416.20047"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_2019:*:*:*:*:*:*:*:*","versionStartIncluding":"19.0.0","versionEndExcluding":"https://aka.ms/OfficeSecurityReleases"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*","versionStartIncluding":"16.0.1","versionEndExcluding":"https://aka.ms/OfficeSecurityReleases"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_macos_2021:*:*:*:*:*:long_term_servicing_channel:*:*","versionStartIncluding":"16.0.1","versionEndExcluding":"16.93.25011212"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*","versionStartIncluding":"16.0.1","versionEndExcluding":"https://aka.ms/OfficeSecurityReleases"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*","versionStartIncluding":"16.0.0","versionEndExcluding":"https://aka.ms/OfficeSecurityReleases"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_macos_2024:*:*:*:*:*:long_term_servicing_channel:*:*","versionStartIncluding":"16.0.0","versionEndExcluding":"16.93.25011212"}]}]}],"affected":[{"vendor":"Microsoft","product":"Microsoft 365 Apps for Enterprise","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"16.0.1","lessThan":"https://aka.ms/OfficeSecurityReleases","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office 2019","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"19.0.0","lessThan":"https://aka.ms/OfficeSecurityReleases","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office LTSC 2021","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"16.0.1","lessThan":"https://aka.ms/OfficeSecurityReleases","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office LTSC 2024","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"16.0.0","lessThan":"https://aka.ms/OfficeSecurityReleases","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office LTSC for Mac 2021","versions":[{"version":"16.0.1","lessThan":"16.93.25011212","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office LTSC for Mac 2024","versions":[{"version":"16.0.0","lessThan":"16.93.25011212","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Office Online Server","versions":[{"version":"16.0.0.0","lessThan":"16.0.10416.20047","versionType":"custom","status":"affected"}]}],"descriptions":[{"value":"Microsoft Excel Remote Code Execution Vulnerability","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"CWE-822: Untrusted Pointer Dereference","lang":"en-US","type":"CWE","cweId":"CWE-822"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2026-02-13T19:56:04.745Z"},"references":[{"name":"Microsoft Excel Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21354"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":8.4,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-21354","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-02-06T04:55:32.785710Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-26T19:09:18.808Z"}}]}}