Multiple cross-site scripting (XSS) vulnerabilities in file_manager/preview_top.php in ATutor AContent before 1.2-2 allow remote attackers to inject arbitrary web script or HTML via the (1) pathext, (2) popup, (3) framed, or (4) file parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/79463
http://www.securityfocus.com/bid/56100
http://update.atutor.ca/acontent/patch/1_2/