Input passed to the 'pid' parameter in administrator/delete_page_parse.php is not properly sanitised before being used to delete files. This can be exploited to delete files with the permissions of the web server via directory traversal sequences passed within the 'pid' parameter.
The application suffers from multiple issues including: reflected and stored xss, sql Injection, local file inclusion, url redirection. Vulnerable parameters include: 'name', 'comment', 'nid', 'submit1', 'email', 'topic_id'.