{"id":132072,"date":"2026-04-28T17:44:49","date_gmt":"2026-04-28T21:44:49","guid":{"rendered":"https:\/\/www.inmotionhosting.com\/support\/?p=132072"},"modified":"2026-05-12T12:39:44","modified_gmt":"2026-05-12T16:39:44","slug":"cpanel-whm-security-vulnerability-access-restrictions","status":"publish","type":"post","link":"https:\/\/www.inmotionhosting.com\/support\/news\/cpanel-whm-security-vulnerability-access-restrictions\/","title":{"rendered":"cPanel & WHM Security Vulnerability \u2013 Temporary Access Restrictions – April 28, 2026"},"content":{"rendered":"
\"cPanel<\/figure>\n\n\n\n

cPanel has disclosed a critical authentication vulnerability affecting all currently supported versions of cPanel & WHM. This is an industry-wide issue, and we are taking immediate action to protect your environment while patches are released and verified.<\/p>\n\n\n\n

For full details from cPanel, see their official advisory: cPanel & WHM Security Update 04\/28\/2026<\/a>.<\/p>\n\n\n\n

Resolution<\/h2>\n\n\n\n

Update (April 29, 2026):<\/strong> cPanel has released patches addressing this vulnerability. Our team has applied the updates across affected servers and restored normal cPanel and WHM access.<\/p>\n\n\n\n

The patched cPanel & WHM versions are:<\/p>\n\n\n\n

    \n
  • 11.86.0.41<\/li>\n\n\n\n
  • 11.110.0.97<\/li>\n\n\n\n
  • 11.118.0.63<\/li>\n\n\n\n
  • 11.126.0.54<\/li>\n\n\n\n
  • 11.130.0.19<\/li>\n\n\n\n
  • 11.132.0.29<\/li>\n\n\n\n
  • 11.134.0.20<\/li>\n\n\n\n
  • 11.136.0.5<\/li>\n<\/ul>\n\n\n\n

    Dedicated and VPS server customers:<\/strong> If you manage your own cPanel updates, run the following command to retrieve the patched version:<\/p>\n\n\n\n