Cross-site scripting (XSS) vulnerability in sabre_class_admin.php in the SABRE plugin before 2.1 for WordPress allows remote attackers to inject arbitrary web script or HTML via the active_option parameter to wp-admin/tools.php.
packetstormsecurity.org/files/112692/WordPress-SABRE-1.2.0-Cross-Site-Scripting.html
plugins.trac.wordpress.org/changeset?old_path=%2Fsabre&old=534490&new_path=%2Fsabre&new=534490
wordpress.org/extend/plugins/sabre/changelog/
www.securityfocus.com/bid/53528
exchange.xforce.ibmcloud.com/vulnerabilities/75615