Skip to content
FoxitCVE-2026-91812

Foxit PDF: code execution

High7.9CVE-2026-91812 · Published Sep 23, 2026

A vulnerability in Foxit PDF Editor/Reader’s update mechanism allows man-in-the-middle attackers to bypass certificate validation and package integrity checks, potentially enabling arbitrary code execution with system privileges.

Foxit advisory

Affected versions

PackageAffectedFixed in
Foxit PDF Editor
Product
<= Versions 2026.2 and earlierNo fix yet
<= Versions 14.0.7 and earlierNo fix yet
<= Versions 13.2.6 and earlierNo fix yet
Foxit PDF Reader
Product
<= Versions 2026.2 and earlierNo fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-295

More Foxit advisories

All Foxit
Advisory
Foxit PDF: out-of-bounds read
Medium6.1Sep 23
Foxit PDF: use after free
High7.8Sep 23
Foxit PDF: use after free
High7.8Sep 23
Foxit PDF: out-of-bounds read
Medium6.1Sep 23
Foxit PDF: out-of-bounds write
High7.8Sep 23
Foxit PDF: code execution
High8.8Sep 23

Critical advisories by email

Wednesdays: the week’s critical and high advisories in the AI and data stack, with the fixed versions. Only in weeks that have some.

Double opt-in. Unsubscribe any time.