Django before 1.8.x before 1.8.16, 1.9.x before 1.9.11, and 1.10.x before 1.10.3, when settings.DEBUG is True, allow remote attackers to conduct DNS rebinding attacks by leveraging failure to validate the HTTP Host header against settings.ALLOWED_HOSTS.
www.debian.org/security/2017/dsa-3835
www.ubuntu.com/usn/USN-3115-1
github.com/django/django
lists.fedoraproject.org/archives/list/[email protected]/message/OG5ROMUPS6C7BXELD3TAUUH7OBYV56WQ
lists.fedoraproject.org/archives/list/[email protected]/message/QXDKJYHN74BWY3P7AR2UZDVJREQMRE6S
nvd.nist.gov/vuln/detail/CVE-2016-9014
web.archive.org/web/20210123185619/www.securityfocus.com/bid/94068
web.archive.org/web/20211204043252/www.securitytracker.com/id/1037159
www.djangoproject.com/weblog/2016/nov/01/security-releases