CVE-2026-91795

HIGH CVSS 3.1: 7.8 EPSS 0.12%
Updated Sep 23, 2026
Foxit
Parameter Value
CVSS 7.8 (HIGH)
Type CWE-822
Vendor Foxit
Public PoC No

Foxit PDF Editor/Reader's FileOpen plugin did not adequately validate certain encryption metadata in specially crafted PDF files. This could leave an internal pointer in an invalid state, resulting in chained read and write access violations and potentially enabling arbitrary code execution.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)