CVE-2021-34652: Meowapps Media Usage

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

The Media Usage WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the id parameter in the ~/mmu_admin.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.0.4.

Affected products

• Meowapps Media Usage: up to and including 0.0.4

Published 2021-08-16. Last modified 2026-06-17.