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OpenAdvisories
High · 7.8 CVE-2026-3779 EUVD-2026-17759

Foxit PDF Editor/Reader List Box Calculate Array Use-After-Free Vulnerability

Published Apr 1, 2026 · Updated Apr 2, 2026 · Assigned by Foxit

Description

The application's list box calculate array logic keeps stale references to page or form objects after they are deleted or re-created, which allows crafted documents to trigger a use-after-free when the calculation runs and can potentially lead to arbitrary code execution.

Affected products

VendorProductAffectedFixed
Foxit Software Foxit PDF Editor Versions 2025.3 and earlier, Versions 14.0.2 and earlier, Versions 13.2.2 and earlier —
Foxit Software Foxit PDF Reader Versions 2025.3 and earlier —

Advisories 1

References