cPanel and WHM versions prior to 11.110.0.97, 11.118.0.63, 11.126.0.54, 11.132.0.29, 11.134.0.20, and 11.136.0.5 contain an authentication bypass vulnerability in the login flow that allows unauthenticated remote attackers to gain unauthorized access to the control panel.
| Vendor | Product | Versions |
|---|---|---|
| cpanel, l.l.c. | cpanel & whm | 11.110.0, 11.118.0, 11.126.0, 11.132.0, 11.134.0, 11.136.0, 11.136.1 |
Updated description with detailed technical information about the CRLF injection vulnerability and added an IOC for Shodan.
Updated severity to CRITICAL, added patch version 11.136.1.7, and marked the vulnerability as actively exploited.
Updated severity to CRITICAL, marked exploit as not available, and added CVE-2026-41940 as a new tag.
Initial creation
