{"id":"CVE-2021-42271","aliases":["EUVD-2021-29247","GHSA-cx49-mv5g-vq92"],"status":"published","title":"Adobe Animate BMP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.02665,"percentile":0.85919,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-11-18T16:43:41Z","modified":"2026-06-17T04:09:33Z","products":[{"vendor":"adobe","product":"animate"}],"references":[{"url":"https://helpx.adobe.com/security/products/animate/apsb21-105.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42271"},{"url":"https://github.com/advisories/GHSA-cx49-mv5g-vq92"}],"sources":{"cve":[{"id":"CVE-2021-42271","title":"Adobe Animate BMP File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.","status":"published","published":"2021-11-18T16:43:41.227Z","modified":"2025-04-23T19:20:25.299Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2021-29247","description":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.","status":"published","published":"2021-11-18T16:43:41Z","modified":"2025-04-23T19:20:25Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:06.372143Z"}],"ghsa":[{"id":"GHSA-cx49-mv5g-vq92","title":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability...","description":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.","status":"published","published":"2021-11-19T00:00:29Z","modified":"2023-02-01T05:06:18Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:20.282326Z"}],"nvd":[{"id":"CVE-2021-42271","description":"Adobe Animate version 21.0.9 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious BMP file.","status":"published","published":"2021-11-18T17:15:12.737Z","modified":"2026-06-17T04:09:33.15Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:01.428028Z"}]}}