The Responsive Addons for Elementor – Free Elementor Addons Plugin and Elementor Templates plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.6.8 the 'register_user' function. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract sensitive data including usernames and passwords of any users who register via the Edit Login | Registration Form widget, as long as that user opens the email notification for successful registration.