Multiple cross-site scripting (XSS) vulnerabilities in GForge 4.5 allow remote attackers to inject arbitrary web script or HTML via the (1) forum_id or (2) group_id parameter to forum.php, (3) project_task_id parameter to task.php, (4) id parameter to detail.php, (5) the text field on the search page, (6) group_id parameter to qrs.php, (7) form, (8) rows, (9) cols or (10) wrap parameter to notepad.php, or the login field on the login form.