CVE-2026-3779 — Foxit PDF Editor/Reader List Box Calculate Array Use-After-Free Vulnerability

Description (CNA)

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 (CNA)

Vendor / product	Versions
Foxit Software Inc. / Foxit PDF Editor	affected Versions 2025.3 and earlier; affected Versions 14.0.2 and earlier; affected Versions 13.2.2 and earlier
Foxit Software Inc. / Foxit PDF Reader	affected Versions 2025.3 and earlier

CWE

CWE-416

References

https://www.foxit.com/support/security-bulletins.html

ADP enrichment

CVE

No English description supplied.

https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2365

CISA-ADP

No English description supplied.

No references supplied.