cPanel Urges Users to Patch ConfigServer Firewall Remote Code Execution Flaw

A recently disclosed vulnerability in ConfigServer Security & Firewall (CSF) could allow unauthenticated remote attackers to execute arbitrary commands through the product’s MESSENGER service. This vulnerability, tracked as CVE-2026-65638, affects CSF versions 14.00 through 16.29 and has been addressed in version 16.30 and later. CSF is widely used on Linux servers and in cPanel/WHM environments […]

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