{"id":"CVE-2026-21281","aliases":["EUVD-2026-2064","GHSA-68xp-mq28-cc93"],"status":"published","title":"InCopy | Heap-based Buffer Overflow (CWE-122)","description":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow 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 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":"2026-11-12","score":0.00228,"percentile":0.13718,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122","CWE-787"],"published":"2026-01-13T18:45:30Z","modified":"2026-08-28T00:16:50Z","products":[{"vendor":"adobe","product":"incopy"}],"references":[{"url":"https://helpx.adobe.com/security/products/incopy/apsb26-04.html","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21281"},{"url":"https://github.com/advisories/GHSA-68xp-mq28-cc93"}],"sources":{"cve":[{"id":"CVE-2026-21281","title":"InCopy | Heap-based Buffer Overflow (CWE-122)","description":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow 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 file.","status":"published","published":"2026-01-13T18:45:30.58Z","modified":"2026-08-27T21:57:02.658Z","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-122"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-2064","description":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow 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 file.","status":"published","published":"2026-01-13T18:45:30Z","modified":"2026-08-27T21:57:02Z","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":"2026-11-02T18:01:26.365059Z"}],"ghsa":[{"id":"GHSA-68xp-mq28-cc93","title":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow...","description":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow 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 file.","status":"published","published":"2026-01-13T21:31:44Z","modified":"2026-01-14T21:34:10Z","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"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T15:05:36.917125Z"}],"nvd":[{"id":"CVE-2026-21281","description":"InCopy versions 21.0, 19.5.5 and earlier are affected by a Heap-based Buffer Overflow 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 file.","status":"published","published":"2026-01-13T19:16:25.857Z","modified":"2026-08-28T00:16:50.6Z","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"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T14:12:04.066712Z"}]}}