Multiple cross-site scripting (XSS) vulnerabilities in Interact 2.4 beta 1 allow remote attackers to inject arbitrary web script or HTML via the (1) module_key parameter to (a) kb/kb.php, (b) quiz/runquiz.php, (c) quiz/quiz.php, (d) forum/forum.php, (e) forum/byname.php, and (f) journal/journalview.php in modules/, and unspecified other scripts; the (2) tag_key parameter to modules/journal/journalview.php; the (3) user_group_key parameter to (g) users/secureaccounts.php; and (4) the request_uri parameter to (h) login.php.