Multiple cross-site scripting (XSS) vulnerabilities in concrete5 before 5.7.4 allow remote attackers to inject arbitrary web script or HTML via the (1) banned_word[] parameter to index.php/dashboard/system/conversations/bannedwords/success, (2) channel parameter to index.php/dashboard/reports/logs/view, (3) accessType parameter to index.php/tools/required/permissions/access_entity, (4) msCountry parameter to index.php/dashboard/system/multilingual/setup/load_icon, arHandle parameter to (5) design/submit or (6) design in index.php/ccm/system/dialogs/area/design/submit, (7) pageURL to index.php/dashboard/pages/single, (8) SEARCH_INDEX_AREA_METHOD parameter to index.php/dashboard/system/seo/searchindex/updated, (9) unit parameter to index.php/dashboard/system/optimization/jobs/job_scheduled, (10) register_notification_email parameter to index.php/dashboard/system/registration/open/1, or (11) PATH_INFO to index.php/dashboard/extend/connect/.