The filter_titles function in the Smart Breadcrumb module 6.x-1.x before 6.x-1.3 for Drupal does not properly convert a title to plain-text, which allows remote authenticated users with create or edit node permissions to conduct cross-site scripting (XSS) attacks via the title parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75713
http://www.securityfocus.com/bid/53592
http://www.openwall.com/lists/oss-security/2012/06/14/3
http://secunia.com/advisories/49163
http://drupalcode.org/project/smart_breadcrumb.git/commitdiff/834f75a