What the vulnerability does
01Description
The Folders – Unlimited Folders to Organize Media Library Folder, Pages, Posts, File Manager plugin for WordPress is vulnerable to Unauthorized Arbitrary Media Replacement in all versions up to, and including, 3.1.5. This is due to missing object-level authorization checks in the handle_folders_file_upload() function. This makes it possible for authenticated attackers, with Author-level access and above, to replace arbitrary media files from the WordPress Media Library.
Explanation of Vulnerability in Simple Terms
02Summary
The Folders plugin for WordPress contains an authorization flaw that allows authenticated users with low privileges to modify content they should not have access to. The vulnerability affects versions up to 3.1.5. An attacker with a basic user account can alter data within the plugin's folder management system without proper permission checks.
What an attacker can do
03Attacker Capabilities
Modify folder or file data that should be restricted to higher-privilege users.
Potential impact on your site
04Site Impact
Unauthorized users can alter media library organization, folder structure, or associated metadata on your site.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress user account (e.g., Contributor or Subscriber).
Key dates
06Disclosure timeline
January 8, 2026
CVE published
April 8, 2026
Record updated
