Sergey Bobrov discovered that cookie parsing in Django and Google
Analytics interacted such a way that an attacker could set arbitrary
cookies. This allows other malicious web sites to bypass the
Cross-Site Request Forgery (CSRF) protections built into Django.
For the stable distribution (jessie), this problem has been fixed in
version 1.7.11-1+deb8u1.
For the unstable distribution (sid), this problem has been fixed in
version 1:1.10-1.
We recommend that you upgrade your python-django packages.