Cross-site scripting (XSS) vulnerability in the Flag Content module 5.x-2.x before 5.x-2.10 for Drupal allows remote attackers to inject arbitrary web script or HTML via the Reason parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/53900
http://www.vupen.com/english/advisories/2009/2999
http://www.securityfocus.com/bid/36785