Critical cPanel Vulnerability Allows Full Database Access via Privilege Escalation

A critical privilege-escalation vulnerability (CVE-2026-58048) in cPanel & WHM enables authenticated users to execute arbitrary SQL as an administrator, risking root-level server compromise. The flaw affects all supported versions prior to recent security updates, a public proof-of-concept was published on August 4, 2026, and administrators are urged to apply patches immediately.