{"id":"CVE-2026-91811","aliases":["EUVD-2026-85163","GHSA-7v6h-45pg-ghrp"],"status":"published","title":"Foxit PDF Editor/Reader PRC Stream Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due to insufficient validation of vertex indices in triangular fan texture meshes. Successful exploitation could result in memory corruption and an application crash.","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":"2026-11-11","score":0.0017,"percentile":0.06492,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-09-23T07:49:58Z","modified":"2026-10-15T14:10:54Z","products":[{"vendor":"foxit","product":"pdf_editor"},{"vendor":"foxit","product":"pdf_reader"},{"vendor":"foxit software inc.","product":"foxit pdf editor"},{"vendor":"foxit software inc.","product":"foxit pdf reader"}],"references":[{"url":"https://www.foxit.com/support/security-bulletins.html","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91811"},{"url":"https://github.com/advisories/GHSA-7v6h-45pg-ghrp"}],"sources":{"cve":[{"id":"CVE-2026-91811","title":"Foxit PDF Editor/Reader PRC Stream Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability","description":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due to insufficient validation of vertex indices in triangular fan texture meshes. Successful exploitation could result in memory corruption and an application crash.","status":"published","published":"2026-09-23T07:49:58.872Z","modified":"2026-09-23T14:39:49.026Z","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":"2026-11-02T14:19:53.115938Z"}],"euvd":[{"id":"EUVD-2026-85163","description":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due to insufficient validation of vertex indices in triangular fan texture meshes. Successful exploitation could result in memory corruption and an application crash.","status":"published","published":"2026-09-23T07:49:58Z","modified":"2026-09-23T14:39:49Z","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":"2026-11-02T17:28:00.949397Z"}],"ghsa":[{"id":"GHSA-7v6h-45pg-ghrp","title":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due...","description":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due to insufficient validation of vertex indices in triangular fan texture meshes. Successful exploitation could result in memory corruption and an application crash.","status":"published","published":"2026-09-23T09:30:30Z","modified":"2026-09-23T09:30:37Z","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-787"],"updated_at":"2026-11-02T15:12:19.869437Z"}],"nvd":[{"id":"CVE-2026-91811","description":"A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s PRC parser due to insufficient validation of vertex indices in triangular fan texture meshes. Successful exploitation could result in memory corruption and an application crash.","status":"published","published":"2026-09-23T08:17:13.307Z","modified":"2026-10-15T14:10:54.133Z","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-787"],"updated_at":"2026-11-02T14:12:50.703874Z"}]}}