The Login rebuilder WordPress plugin before 2.8.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Cross-site request forgery (CSRF) vulnerability in the Login rebuilder plugin before 1.2.0 for WordPress allows remote attackers to hijack the authentication of arbitrary users.