The Pie Register – User Registration, Profiles & Content Restriction plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the pie_main() function in all versions up to, and including, 3.8.4.8. This makes it possible for unauthenticated attackers to change registration form status.

The Registration Forms – User Registration Forms, Invitation-Based Registrations, Front-end User Profile, Login Form & Content Restriction plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.8.4 through publicly exposed log files. This makes it possible for unauthenticated attackers to view potentially sensitive information about users contained in the exposed log files.

The Registration Forms – User Registration Forms, Invitation-Based Registrations, Front-end User Profile, Login Form & Content Restriction plugin for WordPress is vulnerable to unauthorized arbitrary plugin installation due to a missing capability check on the pieregister_install_addon function in all versions up to, and including, 3.8.3.4. This makes it possible for authenticated attackers, with subscriber-level access and above, to install arbitrary plugins. As a result attackers might achieve code execution on the targeted server