The Advanced File Manager — Ultimate WordPress File Manager and Document Library Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 5.2.14 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, and granted permissions by an Administrator, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.

The Advanced File Manager plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'fmalocalfilesystem' function in versions 5.2.12 to 5.2.13. This makes it possible for authenticated attackers, with Subscriber-level access and above and upload permissions granted by an administrator, to upload arbitrary files on the affected site's server which may make remote code execution possible. The function can be exploited only if the "Display .htaccess?" setting is enabled.

The Advanced File Manager plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation via the 'classfmaconnector.php' file in all versions up to, and including, 5.2.10. This makes it possible for authenticated attackers, with Subscriber-level access and above, and granted permissions by an Administrator, to upload arbitrary files on the affected site's server which may make remote code execution possible.

The Advanced File Manager Shortcodes plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 2.4. This makes it possible for attackers with contributor access or higher to read the contents of arbitrary files on the server, which can contain sensitive information.