CVE-2021-24177: Filemanagerpro File Manager

Medium severity, CVSS 5.4. EPSS: 0.9% chance of exploitation in the next 30 days.

In the default configuration of the File Manager WordPress plugin before 7.1, a Reflected XSS can occur on the endpoint /wp-admin/admin.php?page=wp_file_manager_properties when a payload is submitted on the User-Agent parameter. The payload is then reflected back on the web application response.

Affected products

• Filemanagerpro File Manager: before 7.1 (fixed in 7.1)

Published 2021-04-05. Last modified 2026-06-17.