Cross-site scripting (XSS) vulnerability in the Node Hierarchy module 5.x before 5.x-1.3 and 6.x before 6.x-1.3, a module for Drupal, allows remote attackers to inject arbitrary web script or HTML via a child node title.
https://exchange.xforce.ibmcloud.com/vulnerabilities/54146
http://www.securityfocus.com/bid/37071