
CloudLinux
CloudLinux WHM/cPanel CVE Patch Walkthrough: KernelCare, 7, 8, 9, and 10
Patch CloudLinux WHM/cPanel servers for the cPanel authentication bypass and Copy Fail kernel issue, including KernelCare and CloudLinux 7 through 10 commands.

Patch CloudLinux WHM/cPanel servers for the cPanel authentication bypass and Copy Fail kernel issue, including KernelCare and CloudLinux 7 through 10 commands.

CVE-2026-31431, also called Copy Fail, is a Linux kernel local privilege escalation that can turn a small foothold into root access on vulnerable systems.