The Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the bitform-form-entry-edit endpoint in all versions up to, and including, 2.17.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to view all form submissions from other users.

The Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder plugin for WordPress is vulnerable to arbitrary file read in all versions up to, and including, 2.15.2 due to improper input validation within the iconUpload function. This makes it possible for authenticated attackers, with Administrator-level access and above, to leverage a PHP filter chain attack and read the contents of arbitrary files on the server, which can contain sensitive information.

The Bit File Manager – 100% Free & Open Source File Manager and Code Editor for WordPress plugin for WordPress is vulnerable to Limited JavaScript File Upload in all versions up to, and including, 6.5.7. This is due to a lack of proper checks on allowed file types. This makes it possible for authenticated attackers, with Subscriber-level access and above, and granted permissions by an administrator, to upload .css and .js files, which could lead to Stored Cross-Site Scripting.

The Bit Form plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'iconUpload' function in all versions up to, and including, 2.13.3. This makes it possible for authenticated attackers, with administrator-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.

The Contact Form Builder Plugin: Multi Step Contact Form, Payment Form, Custom Contact Form Plugin by Bit Form plugin for WordPress is vulnerable to unauthorized modification of data due to a insufficient user validation on the bitforms_update_form_entry AJAX action in all versions up to, and including, 2.10.1. This makes it possible for unauthenticated attackers to modify form submissions.