{"containers":{"cna":{"title":"Microsoft Excel Remote Code Execution Vulnerability","datePublic":"2021-03-09T16:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"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:office_online_server:*:*:*:*:*:*:*:*","versionStartIncluding":"16.0.1","versionEndExcluding":"16.0.10372.20000"},{"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:excel_2016:*:*:*:*:*:*:x86:*","versionStartIncluding":"16.0.0.0","versionEndExcluding":"16.0.5134.1000"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:excel:*:sp2:*:*:*:*:*:*","versionStartIncluding":"13.0.0.0","versionEndExcluding":"14.0.7266.5000"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:excel_2013:*:sp1:*:*:rt:*:*:*","versionStartIncluding":"15.0.0.0","versionEndExcluding":"publication"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:office_web_apps_server_2013:*:sp1:*:*:*:*:*:*","versionStartIncluding":"15.0.1","versionEndExcluding":"15.0.5327.1000"}]}]}],"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 Excel 2010 Service Pack 2","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"13.0.0.0","lessThan":"14.0.7266.5000","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Excel 2013 Service Pack 1","platforms":["32-bit Systems","ARM64-based Systems","x64-based Systems"],"versions":[{"version":"15.0.0.0","lessThan":"publication","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Excel 2016","platforms":["32-bit Systems","x64-based Systems"],"versions":[{"version":"16.0.0.0","lessThan":"16.0.5134.1000","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 Online Server","versions":[{"version":"16.0.1","lessThan":"16.0.10372.20000","versionType":"custom","status":"affected"}]},{"vendor":"Microsoft","product":"Microsoft Office Web Apps Server 2013 Service Pack 1","versions":[{"version":"15.0.1","lessThan":"15.0.5327.1000","versionType":"custom","status":"affected"}]}],"descriptions":[{"value":"Microsoft Excel Remote Code Execution Vulnerability","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"Remote Code Execution","lang":"en-US","type":"Impact"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2026-08-19T16:30:43.634Z"},"references":[{"name":"Microsoft Excel Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27053"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":7.8,"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"}}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T20:40:47.298Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27053"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-332/"}]}]},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2021-27053","datePublished":"2021-03-11T15:46:11.000Z","dateReserved":"2021-02-10T00:00:00.000Z","dateUpdated":"2026-08-19T16:30:43.634Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"}