CVE-2018-9037: Monstra

High severity, CVSS 8.8. EPSS: 2.8% chance of exploitation in the next 30 days.

Monstra CMS 3.0.4 allows remote code execution via an upload_file request for a .zip file, which is automatically extracted and may contain .php files.

Affected products

• Monstra Monstra: version 3.0.4 only

Published 2018-04-10. Last modified 2026-06-17.