{"id":"CVE-2026-91791","aliases":["EUVD-2026-85131","GHSA-3595-pphf-q59v"],"status":"published","title":"Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability","description":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and 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":"2026-11-10","score":0.00185,"percentile":0.08189,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-09-23T07:51:25Z","modified":"2026-10-08T12:52:52Z","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-2026-91791"},{"url":"https://github.com/advisories/GHSA-3595-pphf-q59v"}],"sources":{"cve":[{"id":"CVE-2026-91791","title":"Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability","description":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.","status":"published","published":"2026-09-23T07:51:25.991Z","modified":"2026-09-23T14:47:49.974Z","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-416"],"updated_at":"2026-11-02T14:19:53.115938Z"}],"euvd":[{"id":"EUVD-2026-85131","description":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.","status":"published","published":"2026-09-23T07:51:25Z","modified":"2026-09-23T14:47:49Z","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-3595-pphf-q59v","title":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant...","description":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.","status":"published","published":"2026-09-23T09:30:26Z","modified":"2026-09-23T09:30:27Z","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-416"],"updated_at":"2026-11-02T15:12:19.869437Z"}],"nvd":[{"id":"CVE-2026-91791","description":"When processing a specially crafted PDF file, Foxit PDF Editor/Reader may encounter a reentrant execution condition involving JavaScript triggered by page-visibility events. This can cause the application to access a released page-view object while calculating annotation boundaries, resulting in an invalid memory read and application crash.","status":"published","published":"2026-09-23T08:17:10.987Z","modified":"2026-10-08T12:52:52.453Z","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-416"],"updated_at":"2026-11-02T14:12:50.703874Z"}]}}