CVE-2026-91798

HIGH CVSS 3.1: 8.8 EPSS 0.10%
Updated Sep 23, 2026
Foxit Software Inc.
Parameter Value
CVSS 8.8 (HIGH)
Type CWE-732 (Incorrect Permission Assignment)
Vendor Foxit Software Inc.
Public PoC No

A local privilege escalation vulnerability exists in the update daemon of Foxit PDF Editor/Reader due to an insecure permission configuration that allows the configuration file to be modified by regular users, which may lead to arbitrary script execution with higher privileges.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

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

CVSS Vector v3.1

Vulnerable Products

foxit software inc.:foxit pdf reader foxit software inc.:foxit pdf editor