CVE-2026-91805
HIGH
NVD
CVSS Score
7.8
Severity
HIGH
Published
Sep 23, 2026
Vendor
unknown
Description
A use-after-free vulnerability exists in Foxit PDF Editor/Reader’s PDF page-tree handling. A specially crafted PDF can trigger page-structure changes during rendering, causing the application to access released page objects and resulting in memory corruption and an application crash.