Multiple cross-site scripting (XSS) vulnerabilities in the Kunena component before 3.0.6 for Joomla! allow remote attackers to inject arbitrary web script or HTML via the (1) index value of an array parameter or the filename parameter in the Content-Disposition header to the (2) file or (3) profile image upload functionality.
Multiple SQL injection vulnerabilities in the Kunena component before 3.0.6 for Joomla! allow remote authenticated users to execute arbitrary SQL commands via the index value in an array parameter, as demonstrated by the topics[] parameter in an unfavorite action to index.php.