CVE-2026-91789 Foxit PDF Editor/Reader - Remote Code Execution

Foxit PDF Editor/Reader contains a buffer overflow caused by insufficient validation of image dimensions in U3D/GIF texture decoding, letting remote attackers execute code via crafted images, exploit requires crafted PDF files.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.16% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
23 September 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to the latest version of Foxit PDF Editor/Reader.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs