Cross-site scripting (XSS) vulnerability in modules/mod_languages/tmpl/default.php in the Language Switcher module for Joomla! 2.5.x before 2.5.7 allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO to index.php. NOTE: some of these details are obtained from third party information. (CVSS:4.3) (Last Update:2012-11-01)