A maliciously crafted URL to a Django (1.10 before 1.10.7, 1.9 before 1.9.13, and 1.8 before 1.8.18) site using the ``django.views.static.serve()`` view could redirect to any other domain, aka an open redirect vulnerability.
https://www.djangoproject.com/weblog/2017/apr/04/security-releases/
http://www.securitytracker.com/id/1038177