The PMA_escapeJsString function in libraries/js_escape.lib.php in phpMyAdmin before 2.11.9.2, when Internet Explorer is used, allows remote attackers to bypass cross-site scripting (XSS) protection mechanisms and conduct XSS attacks via a NUL byte inside a "</script" sequence.
libraries/database_interface.lib.php in phpMyAdmin before 2.11.9.1 allows remote authenticated users to execute arbitrary code via a request to server_databases.php with a sort_by parameter containing PHP sequences, which are processed by create_function.