What is GHSA-j82h-27vv-ghvv?

GHSA-j82h-27vv-ghvv is a security advisory published by GitHub Security Advisories with High severity. A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker...

Which CVE IDs does GHSA-j82h-27vv-ghvv cover?

GHSA-j82h-27vv-ghvv covers the following CVE IDs: CVE-2025-11838. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j82h-27vv-ghvv?

GHSA-j82h-27vv-ghvv has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-j82h-27vv-ghvvHighCVSS 7.5

A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker...

Vendor

GitHub Security Advisories

Published

December 5, 2025

Last Modified

August 10, 2026

🔗 CVE IDs covered (1)

CVE-2025-11838 →

📋 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.

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

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2025-11838
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00018
https://psirt.watchguard.com/CVE-2025-11838
https://github.com/advisories/GHSA-j82h-27vv-ghvv