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cPanel & WHM Version 136 Upgrade Checklist for Hosting Admins
Updated June 2: cPanel & WHM v136 now includes 136.0.18/136.0.19 fixes for Exim, Template Toolkit, Roundcube, AlmaLinux 10 MySQL Tools, and 2FA login loops.

Updated June 2: cPanel & WHM v136 now includes 136.0.18/136.0.19 fixes for Exim, Template Toolkit, Roundcube, AlmaLinux 10 MySQL Tools, and 2FA login loops.

A practical Ubuntu 24.04 LTS WHM/cPanel patch guide for CVE-2026-41940 and CVE-2026-31431, with apt commands, reboot checks, and service verification.