CVE-2018-16820: Monstra

High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days.

admin/index.php in Monstra CMS 3.0.4 allows arbitrary directory listing via id=filesmanager&path=uploads/.......//./.......//./ requests.

Affected products

• Monstra Monstra: version 3.0.4 only

Published 2018-09-18. Last modified 2026-06-17.