CVE-2026-91793
HIGH
NVD
CVSS Score
7.8
Severity
HIGH
Published
Sep 23, 2026
Vendor
unknown
Description
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.