CVE-2026-91793 — Foxit PDF Editor/Reader Doc Object Use-After-Free Information Disclosure Vulnerability

CVE-2026-91793

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

Description (CNA)

When opening a specially crafted PDF, Foxit PDF Editor/Reader executes scripts that modify annotation rich-text attributes containing malformed font data. During subsequent annotation appearance reconstruction, it accesses an object after it has been released, resulting in a use-after-free condition and 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.