Cross-site scripting (XSS) vulnerability in the Smiley module 6.x-1.x versions prior to 6.x-1.1 and Smileys module 6.x-1.x versions prior to 6.x-1.1 for Drupal allows remote authenticated users with the "administer smiley" permission to inject arbitrary web script or HTML via a smiley acronym.
http://www.openwall.com/lists/oss-security/2012/11/20/4
http://drupal.org/node/1840956