CVE-2015-8474: Undefined Security Weakness

Open redirect vulnerability in the validbackurl function in app/controllers/applicationcontroller.rb in Redmine before 2.6.7, 3.0.x before 3.0.5, and 3.1.x before 3.1.1 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a crafted backurl parameter, a...