{"id":"CVE-2021-21067","aliases":["EUVD-2021-8458","GHSA-qw4c-4mx7-r5px"],"status":"published","title":"Adobe Photoshop CoolType arbitrary stack manipulation in Type 1/Multiple Master","description":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of-bounds Write vulnerability in the CoolType library. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.","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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02956,"percentile":0.87286,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-03-12T18:14:01Z","modified":"2026-06-17T03:34:45Z","products":[{"vendor":"adobe","product":"photoshop"},{"vendor":"adobe","product":"photoshop_2020"}],"references":[{"url":"https://helpx.adobe.com/security/products/photoshop/apsb21-17.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21067"},{"url":"https://github.com/advisories/GHSA-qw4c-4mx7-r5px"}],"sources":{"cve":[{"id":"CVE-2021-21067","title":"Adobe Photoshop CoolType arbitrary stack manipulation in Type 1/Multiple Master","description":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of-bounds Write vulnerability in the CoolType library. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.","status":"published","published":"2021-03-12T18:14:01.004Z","modified":"2025-04-23T19:43:20.301Z","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":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:33:00.488332Z"}],"euvd":[{"id":"EUVD-2021-8458","description":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of-bounds Write vulnerability in the CoolType library. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.","status":"published","published":"2021-03-12T18:14:01Z","modified":"2025-04-23T19:43:20Z","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":"2026-11-02T20:52:05.311873Z"}],"ghsa":[{"id":"GHSA-qw4c-4mx7-r5px","title":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of...","description":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of-bounds Write vulnerability in the CoolType library. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.","status":"published","published":"2022-05-24T17:44:28Z","modified":"2023-01-29T05:05:40Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:50.827495Z"}],"nvd":[{"id":"CVE-2021-21067","description":"Adobe Photoshop versions 21.2.5 (and earlier) and 22.2 (and earlier) are affected by an Out-of-bounds Write vulnerability in the CoolType library. An unauthenticated attacker could leverage this vulnerability to achieve 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 file.","status":"published","published":"2021-03-12T19:15:13.633Z","modified":"2026-06-17T03:34:45.963Z","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":"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":"2026-11-02T14:06:50.805771Z"}]}}