The Slider Revolution WordPress plugin through 6.6.12 does not check for valid image files upon import, leading to an arbitrary file upload which may be escalated to Remote Code Execution in some server configurations.
Cross-site scripting (XSS) vulnerability in the Slider Revolution (revslider) plugin 4.2.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the client_action parameter in a revslider_ajax_action action to wp-admin/admin-ajax.php.