Forwarded Taiwan Computer Network Emergency Response Team/Coordination Center Information Security Alert TWCERTCC-200-202608-00000007

[Content Description]
Recently, cPanel released a critical security advisory (CVE-2026-58048, CVSS 4.x: 9.4). This vulnerability exists in the cPanel and WHM (WebHost Manager) management system and is a privilege escalation vulnerability. cPanel accounts that have been authenticated and have MySQL/MariaDB database access permissions may exploit this vulnerability to obtain full administrative privileges to execute arbitrary database commands.

[Impacted Platform]
All versions of cPanel and WHM (WebHost Manager)

[Recommended Actions]
Please update to the following versions: cPanel/WHM version 11.110.0.137, cPanel/WHM version 11.118.0.71, cPanel/WHM version 11.126.0.78, cPanel/WHM version 11.134.0.48, cPanel/WHM version 11.136.0.32, cPanel/WHM version 138.1.6 (WP2)

[Reference]
1. https://support.cpanel.net/hc/en-us/articles/42285745783703-Security-CVE-2026-58048-Database-Privilege-Escalation
2. https://nvd.nist.gov/vuln/detail/CVE-2026-58048