CVE-2026-41288

HIGH

WatchGuard Agent on Windows Privilege Escalation Vulnerability

Title source: cna

Description

Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allows an authenticated local user to elevate their privileges to NT AUTHORITY\\SYSTEM.

References (1)

Core 1

Core References

https://www.watchguard.com/wgrd-psirt/advisory/WGSA-2026-00011

Scores

CVSS v3 7.8

EPSS 0.0010

EPSS Percentile 1.2%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-732

Status published

Products (2)

watchguard/agent < 1.25.03.0000

WatchGuard/WatchGuard Agent < 1.25.03.0000

Published May 06, 2026

Tracked Since May 06, 2026