Cross-site scripting (XSS) vulnerability in index.php in ModernBill 4.4 and earlier allows remote attackers to inject arbitrary web script or HTML via a Javascript event in the new_language parameter in a login action.

Multiple PHP remote file inclusion vulnerabilities in ModernBill 4.4 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the DIR parameter to (1) export_batch.inc.php, (2) run_auto_suspend.cron.php, and (3) send_email_cache.php in include/scripts/; (4) include/misc/mod_2checkout/2checkout_return.inc.php; and (5) include/html/nettools.popup.php, different vectors than CVE-2006-4034 and CVE-2005-1054.