Cross-site scripting (XSS) vulnerability in Upload/engine.php in Chevereto 1.91 allows remote attackers to inject arbitrary web script or HTML via the v parameter.Referenceshttp://www.securityfocus.com/bid/53448https://exchange.xforce.ibmcloud.com/vulnerabilities/75476http://packetstormsecurity.org/files/112585/Chevreto-Upload-Script-Cross-Site-Scripting-User-Enumeration.html