CVE-2026-91809 — Foxit PDF Editor/Reader Annotation Use-After-Free Information Disclosure Vulnerability

CVE-2026-91809

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

Description (CNA)

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 (CNA)

Vendor / product	Versions
Foxit Software Inc. / Foxit PDF Editor	affected Versions 2026.2 and earlier; affected Versions 14.0.7 and earlier; affected Versions 13.2.6 and earlier
Foxit Software Inc. / Foxit PDF Reader	affected Versions 2026.2 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.