CVE-2026-91803

Published: Sep 23, 2026Modified: Oct 8, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

A local privilege escalation vulnerability exists in the updater of Foxit PDF Editor/Reader due to unsafe loading of dynamic-link libraries from a user-writable directory during high-privilege operations. A local attacker could exploit this issue to execute code with elevated privileges.

Affected (7)

Products: Foxit: Pdf Editor, Pdf Reader

Foxit

2 products

Pdf Editor

Pdf Reader

Configuration A

7 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Foxit Pdf Editor	version ≤ 13.2.5.63482
Foxit Pdf Editor	14.0.0.33046 ≤ version ≤ 14.0.7.33751
Foxit Pdf Editor	2023.1.0.15510 ≤ version ≤ 2023.3.0.23028
Foxit Pdf Editor	2024.1.0.23997 ≤ version ≤ 2024.4.1.27687
Foxit Pdf Editor	2025.1.0.27937 ≤ version ≤ 2025.3.0.35737
Foxit Pdf Editor	2026.1.0.36452 ≤ version ≤ 2026.2.0.39747
Foxit Pdf Reader	version ≤ 2026.2.0.39747

Running on/with	Platform Versions
Microsoft Windows	All versions

Related CWEs

CWE-427

Uncontrolled Search Path Element

The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.

References (1)

https://www.foxit.com/support/security-bulletins.html

Source: 14984358-7092-470d-8f34-ade47a7658a2

Vendor Advisory

Timeline

No history available yet.