CVE-2026-3987 | WatchGuard Fireware OS up to 12.11.8/2026.1.2 Web UI path traversal (wgsa-2026-00009)
A vulnerability labeled as critical has been found in WatchGuard Fireware OS up to 12.11.8/2026.1.2. This issue affects some unknown processing of the component Web UI. The manipulation results in path traversal.
This vulnerability was named CVE-2026-3987. The attack may be performed from remote. There is no available exploit.