What the vulnerability does
01Description
The File Manager Pro plugin for WordPress is vulnerable to Limited JavaScript File Upload in all versions up to, and including, 8.3.9. This is due to a lack of proper checks on allowed file types. This makes it possible for unauthenticated attackers, with permissions granted by an administrator, to upload .css and .js files, which could lead to Stored Cross-Site Scripting.
Explanation of Vulnerability in Simple Terms
02Summary
File Manager Pro versions up to 8.3.9 allow attackers to upload files without proper validation. An attacker can upload malicious files to the server over the network without authentication. This can lead to unauthorized file storage, potential code execution, or site compromise depending on where files are stored and how the application processes them.
What an attacker can do
03Attacker Capabilities
Upload malicious files to the server without authentication or user interaction.
Potential impact on your site
04Site Impact
Attackers can store malicious files on your server, potentially leading to code execution or data theft.
Conditions required to exploit
05Prerequisites
Network access to the File Manager Pro application; no authentication required.
Key dates
06Disclosure timeline
October 16, 2024
CVE published
April 8, 2026
Record updated