{"id":"CVE-2021-3962","aliases":["EUVD-2021-27169","GHSA-mp8r-x7vv-mqvq"],"status":"published","title":"A flaw was found in ImageMagick 7.1.0-14 where it did not properly sanitize certain input before...","description":"A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","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","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.06028,"percentile":0.93444,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2021-11-19T16:11:30Z","modified":"2026-10-24T14:21:18Z","products":[{"vendor":"imagemagick","product":"imagemagick"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2023196","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/ImageMagick/ImageMagick/commit/82775af03bbb10a0a1d0e15c0156c75673b4525e","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://github.com/ImageMagick/ImageMagick/issues/4446","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3962"},{"url":"https://github.com/advisories/GHSA-mp8r-x7vv-mqvq"}],"sources":{"cve":[{"id":"CVE-2021-3962","description":"A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","status":"published","published":"2021-11-19T16:11:30Z","modified":"2024-08-03T17:09:09.683Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:33:03.671751Z"}],"euvd":[{"id":"EUVD-2021-27169","description":"A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","status":"published","published":"2021-11-19T16:11:30Z","modified":"2024-08-03T17:09:09Z","updated_at":"2026-11-03T03:25:11.376657Z"}],"ghsa":[{"id":"GHSA-mp8r-x7vv-mqvq","title":"A flaw was found in ImageMagick 7.1.0-14 where it did not properly sanitize certain input before...","description":"A flaw was found in ImageMagick 7.1.0-14 where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","status":"published","published":"2022-05-24T19:21:07Z","modified":"2023-01-30T05:04:05Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:46:58.413117Z"}],"nvd":[{"id":"CVE-2021-3962","description":"A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","status":"published","published":"2021-11-19T17:15:08.733Z","modified":"2026-06-17T04:06:17.763Z","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":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:07:01.428028Z"}],"osv":[{"id":"CVE-2021-3962","description":"A flaw was found in ImageMagick where it did not properly sanitize certain input before using it to invoke convert processes. This flaw allows an attacker to create a specially crafted image that leads to a use-after-free vulnerability when processed by ImageMagick. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","status":"published","published":"2021-11-19T17:15:08.733Z","modified":"2026-10-24T14:21:18.862805719Z","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":"2026-11-02T15:44:20.843843Z"}]}}