CVE-2020-28672: Monocms

High severity, CVSS 7.2. EPSS: 12.1% chance of exploitation in the next 30 days.

MonoCMS Blog 1.0 is affected by incorrect access control that can lead to remote arbitrary code execution. At monofiles/category.php:27, user input can be saved to category/[foldername]/index.php causing RCE.

Affected products

• Monocms Monocms: version 1.0 only

Published 2021-01-07. Last modified 2026-06-17.