Cross-site request forgery (CSRF) vulnerability in the Fivestar module 5.x-1.x before 5.x-1.14 and 6.x-1.x before 6.x-1.14, a module for Drupal, allows remote attackers to hijack the authentication of arbitrary users for requests that cast votes.
https://exchange.xforce.ibmcloud.com/vulnerabilities/50245
http://www.vupen.com/english/advisories/2009/1215