It was discovered that there was potential directory-traversal vulnerability in Django, a popular Python-based web development framework.
FieldFile classes allowed
directory-traversal via uploaded files with suitably crafted file names. In
order to mitigate this risk, stricter
basename and path sanitation is now
applied. Specifically, empty file names and paths with dot segments are
For Debian 8 Jessie, these problems have been fixed in version 1.7.11-1+deb8u13.
We recommend that you upgrade your python-django packages.
Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/