{"id":"CVE-2021-34452","aliases":["EUVD-2021-21107","GHSA-23gv-xgv3-fvq9"],"status":"published","title":"Microsoft Word Remote Code Execution Vulnerability","description":"Microsoft Word Remote Code Execution Vulnerability","severity":{"version":"3.1","score":7.8,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02329,"percentile":0.83668,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-07-16T20:19:43Z","modified":"2026-08-10T18:30:49Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office 2019"},{"vendor":"microsoft","product":"microsoft word 2016"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"word"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34452","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34452","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34452"},{"url":"https://github.com/advisories/GHSA-23gv-xgv3-fvq9"}],"sources":{"cve":[{"id":"CVE-2021-34452","title":"Microsoft Word Remote Code Execution Vulnerability","description":"Microsoft Word Remote Code Execution Vulnerability","status":"published","published":"2021-07-16T20:19:43Z","modified":"2026-08-10T15:11:16.302Z","cvss":[{"version":"3.1","score":7.8,"vector":"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","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21107","description":"Microsoft Word Remote Code Execution Vulnerability","status":"published","published":"2021-07-16T20:19:43Z","modified":"2026-08-10T15:11:16Z","cvss":[{"version":"3.1","score":7.8,"vector":"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","level":"high"}],"updated_at":"2026-11-02T18:02:04.543433Z"}],"ghsa":[{"id":"GHSA-23gv-xgv3-fvq9","title":"Microsoft Word Remote Code Execution Vulnerability","description":"Microsoft Word Remote Code Execution Vulnerability","status":"published","published":"2022-05-24T19:08:15Z","modified":"2026-08-10T18:30:49Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:10:14.704025Z"}],"nvd":[{"id":"CVE-2021-34452","description":"Microsoft Word Remote Code Execution Vulnerability","status":"published","published":"2021-07-16T21:15:09.71Z","modified":"2026-08-10T16:17:46.173Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:55.747384Z"}]}}