CVE-2026-13224#

Fireware OS Path Traversal in WebUI Management Agent Allows Arbitrary Local File Read

High 8.2 CVSS v4.0 › Published 2026-09-29Updated 2026-09-29

Summary #

A path traversal vulnerability in the Fireware OS WebUI management agent allows an authenticated administrator to read or list arbitrary files on the local filesystem by sending a specially crafted management request.

Product status #

Product	Affected	Not affected
Fireware OS
All platforms	>= 12.0, < 12.5.21	>= 12.5.21
Default	>= 2026.3, < 2026.3.2, >= 2025.0, < 2026.2.3, >= 12.0, < 12.12.3	>= 2026.3.2, >= 2026.2.3, >= 12.12.3

Weakness Type and Impact #

CWECWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CWECWE-23Relative Path Traversal
CAPECCAPEC-126Path Traversal
CAPECCAPEC-139Relative Path Traversal

Exploitation Status #

WatchGuard is not aware of any exploitation of this vulnerability in the wild.

Solution #

Fireware OS 12.5.21, Fireware OS 2026.3.2, Fireware OS 2026.2.3, Fireware OS 12.12.3

References #

Credits #

Yukusawa18finder