Multiple cross-site scripting (XSS) vulnerabilities in ocPortal before 9.0.17 allow remote authenticated users to inject arbitrary web script or HTML via the (1) title or (2) text field in the cms_calendar page to cms/index.php; unspecified fields in (3) the cms_polls page to cms/index.php or (4) a new topic in the topics page to forum/index.php; or (5) a new PT (private topic/private message) in the topics page to forum/index.php.