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OpenAdvisories
High · 7.8 CVE-2026-91809 EUVD-2026-85154GHSA-j3h3-v4jq-6qgp

Foxit PDF Editor/Reader Annotation Use-After-Free Information Disclosure Vulnerability

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

Description

A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s handling of malformed PDF form fields. Improper validation during field-name traversal may cause the application to access a released object, resulting in an 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