CVE-2025-11838

A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker to trigger a Denial of Service (DoS) condition in the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer.

This vulnerability affects Fireware OS 12.0 up to and including 12.11.4 and 2025.1 up to and including 2025.1.2.

More information : https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00018