Open redirect vulnerability in CMSPages/GetDocLink.ashx in Kentico CMS 8.2 through 8.2.41 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the link parameter.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-7721
http://packetstormsecurity.com/files/133981/Kentico-CMS-8.2-Cross-Site-Scripting-Open-Redirect.html