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OpenAdvisories
High · 7.8 CVE-2026-91791 EUVD-2026-85131GHSA-3595-pphf-q59v

Foxit PDF Editor/Reader Annotation Use-After-Free Remote Code Execution Vulnerability

Published Sep 23, 2026 · Updated Sep 23, 2026 · Assigned by Foxit

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.

Affected products

VendorProductAffectedFixed
Foxit Software Foxit PDF Editor Versions 2026.2 and earlier, Versions 14.0.7 and earlier, Versions 13.2.6 and earlier —
Foxit Software Foxit PDF Reader Versions 2026.2 and earlier —

Advisories 1

References