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Critical Zero-Day Vulnerability CVE-2025-14733 Exploited in WatchGuard Firewalls

First seen 19 Dec 2025, 15:02 UTC • Redhotcyber

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A critical zero-day vulnerability, CVE-2025-14733, has been exploited in WatchGuard Firebox firewall appliances. Network administrators are facing significant challenges as they work to secure their systems against this threat. WatchGuard has issued an urgent warning regarding this vulnerability.

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FrostyNeighbor Cyberespionage Campaign Targets Ukrainian and Polish Governments Critical Vulnerabilities in WatchGuard Agent Enable Remote Code Execution Critical IKEv2 RCE Vulnerability in WatchGuard Firebox Devices Exploited Critical RCE Vulnerability in WatchGuard Firebox Firewalls Actively Exploited Critical Vulnerabilities in WatchGuard Fireware OS Require Immediate Patching Critical Vulnerability in WatchGuard Firebox OS Actively Exploited

Critical Zero-Day Vulnerability CVE-2025-14733 Exploited in WatchGuard Firewalls

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