Multiple cross-site scripting (XSS) vulnerabilities in IntraLearn Software IntraLearn 2.1, and possibly other versions before 4.2.3, allow remote attackers to inject arbitrary web script or HTML via the (1) outline and (2) course parameters to library/description_link.cfm, or the (3) records_to_display and (4) the_start parameters to library/courses_catalog.cfm.