CVE-2026-13054 WatchGuard Firebox Arbitrary File Write via Path Traversal in Management Web UI

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. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4Update1, 12.0 up to and including 12.12 and 2025.1...