Critical cPanel Authentication Vulnerability Identified — Update Your Server Immediately

cPanel has released security updates to address an authentication vulnerability that could allow unauthorized access to its control panel software across all supported versions.

• •The vulnerability affects multiple versions and has been patched in versions 11.110.0.97, 11.118.0.63, 11.126.0.54, 11.132.0.29, 11.136.0.5, and 11.134.0.20
• •Namecheap identified the issue as an authentication login exploit allowing unauthorized control panel access
• •TCP ports 2083 and 2087 were blocked via firewall rules as a temporary measure to prevent access until patches are deployed
• •The official patch was applied to Reseller and Stellar Business servers as of April 29, 2026

This summary was automatically generated by AI based on the original article and may not be fully accurate.