CVE-2018-20128: Usualtool Usualtoolcms

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

An issue was discovered in UsualToolCMS v8.0. cmsadmin\a_sqlback.php allows remote attackers to delete arbitrary files via a backname[] directory-traversal pathname followed by a crafted substring.

Affected products

• Usualtool Usualtoolcms: version 8.0 only

Published 2018-12-13. Last modified 2026-06-17.