Describe CVE-2013-4753.
What is CVE-2013-4753?
Multiple cross-site scripting (XSS) vulnerabilities in Claroline 1.11.9 and earlier allow remote authenticated users to inject arbitrary web script or HTML via (1) the Search field in an inbox action to messaging/messagebox.php, (2) the "First name" field to auth/profile.php, or (3) the Speakers field in an rqAdd action to calendar/agenda.php..