The wp-file-upload plugin before 2.5.0 for WordPress has insufficient restrictions on upload of .php files.

The wp-file-upload plugin before 2.7.1 for WordPress has insufficient restrictions on upload of .js files.

The wp-file-upload plugin before 3.0.0 for WordPress has insufficient restrictions on upload of php, js, pht, php3, php4, php5, phtml, htm, html, and htaccess files.

The wp-file-upload plugin before 3.4.1 for WordPress has insufficient restrictions on upload of .php.js files.

The Iptanus WordPress File Upload plugin before 4.3.3 for WordPress mishandles shortcode attributes.

The Iptanus WordPress File Upload plugin before 4.3.4 for WordPress mishandles Settings attributes, leading to XSS.

An issue was discovered in the File Upload plugin before 4.13.0 for WordPress. A directory traversal can lead to remote code execution by uploading a crafted txt file into the lib directory, because of a wfu_include_lib call.

The WordPress File Upload WordPress plugin before 4.16.3, wordpress-file-upload-pro WordPress plugin before 4.16.3 allows users with a role as low as Contributor to configure the upload form in a way that allows uploading of SVG files, which could be then be used for Cross-Site Scripting attacks

The WordPress File Upload WordPress plugin before 4.16.3, wordpress-file-upload-pro WordPress plugin before 4.16.3 does not escape some of its shortcode argument, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks

The WordPress File Upload Free and Pro WordPress plugins before 4.16.3 allow users with a role as low as Contributor to perform path traversal via a shortcode argument, which can then be used to upload a PHP code disguised as an image inside the auto-loaded directory of the plugin, resulting in arbitrary code execution.

The WordPress File Upload and WordPress File Upload Pro plugins for WordPress are vulnerable to Path Traversal in versions up to, and including, 4.19.1 via the vulnerable parameter wfu_newpath. This allows administrator-level attackers to move files uploaded with the plugin (located in wp-content/uploads by default) outside of the web root.

The WordPress File Upload and WordPress File Upload Pro plugins for WordPress are vulnerable to Stored Cross-Site Scripting via admin settings in versions up to, and including, 4.19.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The WordPress File Upload WordPress plugin before 4.23.3 does not sanitise and escape some of its settings, which could allow high privilege users such as contributors to perform Stored Cross-Site Scripting attacks.

The WordPress File Upload plugin for WordPress is vulnerable to Remote Code Execution, Arbitrary File Read, and Arbitrary File Deletion in all versions up to, and including, 4.24.15 via the 'wfu_file_downloader.php' file. This is due to lack of proper sanitization of the 'source' parameter and allowing a user-defined directory path. This makes it possible for unauthenticated attackers to execute code on the server.

The WordPress File Upload plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 4.24.12 via the 'wfu_ABSPATH' cookie parameter. This makes it possible for unauthenticated attackers to execute code on the server.

The WordPress File Upload plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 4.25.2. This is due to missing or incorrect nonce validation on the 'wfu_file_details' function. This makes it possible for unauthenticated attackers to modify user data details associated with uploaded files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The WordPress File Upload plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 4.24.5 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The WordPress File Upload plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 4.24.7 via the 'uploadpath' parameter of the wordpress_file_upload shortcode. This makes it possible for authenticated attackers, with Contributor-level access and above, to upload limited files to arbitrary locations on the web server.

The WordPress File Upload plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 4.24.13 via wfu_file_downloader.php. This makes it possible for unauthenticated attackers to read files outside of the originally intended directory.