Multiple SQL injection vulnerabilities in Gregarius 0.5.2 allow remote attackers to execute arbitrary SQL commands via the (1) folder parameter to feed.php or (2) rssquery parameter to search.php.
Multiple cross-site scripting (XSS) vulnerabilities in Gregarius 0.5.2 allow remote attackers to inject arbitrary web script or HTML via the (1) rssquery parameter to search.php or (2) tag parameter to tags.php.