CVE-2026-3987

Vulnerability Description

A path traversal vulnerability in the Fireware OS Web UI on WatchGuard Firebox systems may allow a privileged authenticated remote attacker to execute arbitrary code in the context of an elevated system process.This issue affects Fireware OS 12.6.1 up to and including 12.11.8 and 2025.1 up to and including 2026.1.2.

Vulnerability Details

Published Date

April 01, 2026

Last Modified

April 03, 2026

CWE ID

CWE-22

Source

NVD

External References

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00009

Vulnerability Description

Vulnerability Details

External References

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