Cross-site scripting (XSS) vulnerability in inc/raf_form.php in the Recommend to a friend plugin 2.0.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the current_url parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/89989
https://euvd.enisa.europa.eu/vulnerability/EUVD-2013-7054
http://secunia.com/advisories/56209
http://packetstormsecurity.com/files/124587/WordPress-Recommend-Cross-Site-Scripting.html