The Password Protected – Password Protect your WordPress Site, Pages, & WooCommerce Products – Restrict Content, Protect WooCommerce Category and more plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.7.7 via the 'password_protected_cookie' function. This makes it possible for unauthenticated attackers to extract sensitive data including all protected site content if the 'Use Transient' setting is enabled.
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.