Django Improper Authentication Vulnerability - CVE-2014-0482
The contrib.auth.middleware.RemoteUserMiddleware middleware in Django before 1.4.14 1.5.x before 1.5.9 1.6.x before 1.6.6 and 1.7 before release candidate 3 when using the contrib.auth.backends.RemoteUserBackend backend allows remote authenticated users to hijack web sessions via vectors related to the REMOTE_USER header.