CVE-2025-11838

HighCVSS 7.5/10Last modified Sep 25, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-763

Affected software

No affected versions have been published.

Timeline

Published: Dec 4, 2025
Last modified: Sep 25, 2026
NVD status: Modified

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