Critical RCE Vulnerability in WatchGuard Firebox Firewalls Actively Exploited

Critical RCE Vulnerability in WatchGuard Firebox Firewalls Actively Exploited

First seen 19 Dec 2025, 12:03 UTC •Feeds.FeedburnerBleepingcomputerHeise.DeDigital.Nhs.UkWatchguard+11 •73% similarity •69.1

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WatchGuard has issued a warning about a critical remote code execution vulnerability, tracked as CVE-2025-14733, affecting its Firebox firewalls running Fireware OS 11.x and later. The flaw allows unauthenticated attackers to execute malicious code remotely on unpatched devices. Users are urged to apply patches to protect against potential exploitation.

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