{"id":"CVE-2021-43214","aliases":["EUVD-2021-30158","GHSA-fq64-fvh6-9c68"],"status":"published","title":"Web Media Extensions Remote Code Execution Vulnerability","description":"Web Media Extensions 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":"2026-11-12","score":0.01831,"percentile":0.79184,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2021-12-15T14:15:04Z","modified":"2026-06-17T04:10:39Z","products":[{"vendor":"microsoft","product":"raw image extension"},{"vendor":"microsoft","product":"raw_image_extension"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43214","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43214"},{"url":"https://github.com/advisories/GHSA-fq64-fvh6-9c68"}],"sources":{"cve":[{"id":"CVE-2021-43214","title":"Web Media Extensions Remote Code Execution Vulnerability","description":"Web Media Extensions Remote Code Execution Vulnerability","status":"published","published":"2021-12-15T14:15:04Z","modified":"2024-08-04T03:47:13.63Z","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":"2026-11-02T14:32:56.689433Z"}],"euvd":[{"id":"EUVD-2021-30158","description":"Web Media Extensions Remote Code Execution Vulnerability","status":"published","published":"2021-12-15T14:15:04Z","modified":"2024-08-04T03:47:13Z","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":"2026-11-03T03:24:14.796505Z"}],"ghsa":[{"id":"GHSA-fq64-fvh6-9c68","title":"Web Media Extensions Remote Code Execution Vulnerability","description":"Web Media Extensions Remote Code Execution Vulnerability","status":"published","published":"2021-12-16T00:02:03Z","modified":"2023-01-27T05:01:11Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:41:50.079409Z"}],"nvd":[{"id":"CVE-2021-43214","description":"Web Media Extensions Remote Code Execution Vulnerability","status":"published","published":"2021-12-15T15:15:09.36Z","modified":"2026-06-17T04:10:39.21Z","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":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"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":"2026-11-02T14:07:02.189991Z"}]}}