The Authors List plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.0.6.1 via the via arbitrary method call from Authors_List_Shortcode class. This makes it possible for authenticated attackers, with Contributor-level access and above, to call methods such as get_meta to extract sensitive user data including password hashes, email addresses, usernames, and activation keys via specially crafted shortcode attributes