CVE-2026-5943 — Foxit PDF Editor/Reader AcroForm Annotation Use-After-Free Remote Code Execution Vulnerability

CVE-2026-5943

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

Description (CNA)

Document structural anomalies caused inconsistencies between page element relationships and internal index states. When scripts triggered document modifications, object reference validity was not properly maintained, leading to a crash when accessing an invalid pointer during page information queries.

Affected (CNA)

Vendor / product	Versions
Foxit Software Inc. / Foxit PDF Editor	affected Versions 2026.1 and earlier; affected Versions 14.0.3 and earlier; affected Versions 13.2.3 and earlier
Foxit Software Inc. / Foxit PDF Reader	affected Versions 2026.1 and earlier

CWE

CWE-416

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.