The My Contador lesr plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the exportar_registros() function in all versions up to, and including, 2.0. This makes it possible for unauthenticated attackers to export user data.
https://plugins.trac.wordpress.org/changeset/3191748/my-contador-wp/trunk/contador.php
https://plugins.trac.wordpress.org/browser/my-contador-wp/trunk/contador.php#L159