{"id":"CVE-2021-21006","aliases":["EUVD-2021-8415","GHSA-v4j4-xc7c-cpxx"],"status":"published","title":"Heap buffer overflow when handling crafted font file could lead to arbitrary code execution","description":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.05855,"percentile":0.93252,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2021-01-13T22:53:05Z","modified":"2026-06-17T03:34:38Z","products":[{"vendor":"adobe","product":"photoshop"}],"references":[{"url":"https://helpx.adobe.com/security/products/photoshop/apsb21-01.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21006"},{"url":"https://github.com/advisories/GHSA-v4j4-xc7c-cpxx"}],"sources":{"cve":[{"id":"CVE-2021-21006","title":"Heap buffer overflow when handling crafted font file could lead to arbitrary code execution","description":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2021-01-13T22:53:05.307Z","modified":"2025-04-23T19:46:51.711Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-8415","description":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2021-01-13T22:53:05Z","modified":"2025-04-23T19:46:51Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:05.311873Z"}],"ghsa":[{"id":"GHSA-v4j4-xc7c-cpxx","title":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability...","description":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2022-05-24T17:39:22Z","modified":"2023-01-29T05:05:24Z","cwes":["CWE-122"],"updated_at":"2026-11-02T14:45:46.865713Z"}],"nvd":[{"id":"CVE-2021-21006","description":"Adobe Photoshop version 22.1 (and earlier) is affected by a heap buffer overflow vulnerability when handling a specially crafted font file. Successful exploitation could lead to arbitrary code execution. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2021-01-13T23:15:13.883Z","modified":"2026-06-17T03:34:38.94Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/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-122"],"updated_at":"2026-11-02T14:06:49.284888Z"}]}}