{"id":"CVE-2021-38669","aliases":["EUVD-2021-25108","GHSA-5fmc-j34m-xvqh"],"status":"published","title":"Microsoft Edge (Chromium-based) Tampering Vulnerability","description":"Microsoft Edge (Chromium-based) Tampering Vulnerability","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.02917,"percentile":0.87214,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-09-15T11:24:23Z","modified":"2026-08-10T18:32:17Z","products":[{"vendor":"microsoft","product":"edge"},{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38669","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38669","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38669"},{"url":"https://github.com/advisories/GHSA-5fmc-j34m-xvqh"}],"sources":{"cve":[{"id":"CVE-2021-38669","title":"Microsoft Edge (Chromium-based) Tampering Vulnerability","description":"Microsoft Edge (Chromium-based) Tampering Vulnerability","status":"published","published":"2021-09-15T11:24:23Z","modified":"2026-08-10T15:10:56.023Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:07.697752Z"}],"euvd":[{"id":"EUVD-2021-25108","description":"Microsoft Edge (Chromium-based) Tampering Vulnerability","status":"published","published":"2021-09-15T11:24:23Z","modified":"2026-08-10T15:10:56Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:02:04.543433Z"}],"ghsa":[{"id":"GHSA-5fmc-j34m-xvqh","title":"Microsoft Edge (Chromium-based) Tampering Vulnerability","description":"Microsoft Edge (Chromium-based) Tampering Vulnerability","status":"published","published":"2022-05-24T19:14:41Z","modified":"2026-08-10T18:32:17Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:10:15.841734Z"}],"nvd":[{"id":"CVE-2021-38669","description":"Microsoft Edge (Chromium-based) Tampering Vulnerability","status":"published","published":"2021-09-15T12:15:16.007Z","modified":"2026-08-10T16:18:12.44Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:58.502206Z"}]}}