CISA-confirmed known exploited vulnerability

CVE-2022-23176

WatchGuard Firebox and XTM Privilege Escalation Vulnerability

WatchGuard · Firebox and XTM

Vulnerability details

WatchGuard Firebox and XTM appliances allow a remote attacker with unprivileged credentials to access the system with a privileged management session via exposed management access.

Added to CISA KEV: 2022-04-11

Ransomware campaign use: Unknown

CISA due date: 2022-05-02

Defensive guidance from CISA

Apply updates per vendor instructions.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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