A vulnerability was found in Drag and Drop Multiple File Upload Contact Form 7 5.0.6.1 on WordPress. It has been classified as critical. Affected is an unknown function of the file admin-ajax.php. The manipulation of the argument upload_name leads to relative path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-222072.
The Drag and Drop Multiple File Upload WordPress plugin before 1.3.6.5 does not properly check for the upload size limit set in forms, taking the value from user input sent when submitting the form. As a result, attackers could control the file length limit and bypass the limit set by admins in the contact form.
The Drag and Drop Multiple File Upload WordPress plugin before 1.3.6.3 allows SVG files to be uploaded by default via the dnd_codedropz_upload AJAX action, which could lead to Stored Cross-Site Scripting issue
The drag-and-drop-multiple-file-upload-contact-form-7 plugin before 1.3.3.3 for WordPress allows Unrestricted File Upload and remote code execution by setting supported_type to php% and uploading a .php% file.