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OpenAdvisories
High · 8.6 CVE-2026-13054 EUVD-2026-41461GHSA-7hv2-pqx4-78v6

WatchGuard Firebox Arbitrary File Write via Path Traversal in Management Web UI

Published Jul 2, 2026 · Updated Aug 27, 2026 · Assigned by WatchGuard

Description

A path traversal vulnerability in the WatchGuard Fireware OS Management Web UI allows a privileged authenticated attacker to write arbitrary files on the Firebox's filesystem.

Affected products

VendorProductAffectedFixed
WatchGuard Fireware OS 2025.1 – < 2026.2.1, 12.0 – < 12.12.1, 11.0, 12.0 – < 12.11.9, 12.0 – < 12.5.19 2026.2.1

Advisories 1

References