Cross-site scripting (XSS) vulnerability in the Manager Change for Organic Groups (og_manager_change) module 7.x-2.x before 7.x-2.1 for Drupal might allow remote attackers to inject arbitrary web script or HTML via the username in the new manager autocomplete field.
http://www.openwall.com/lists/oss-security/2013/02/21/5
http://drupalcode.org/project/og_manager_change.git/commitdiff/ab7152b