Directory traversal vulnerability in Django 1.1.x before 1.1.4 and 1.2.x before 1.2.5 on Windows might allow remote attackers to read or execute files via a / (slash) character in a key in a session cookie, related to session replays.
http://www.vupen.com/english/advisories/2011/0439
http://www.vupen.com/english/advisories/2011/0372
http://www.securityfocus.com/bid/46296
http://www.mandriva.com/security/advisories?name=MDVSA-2011:031
http://www.djangoproject.com/weblog/2011/feb/08/security/