Provide references for CVE-2016-8640.
Where can I find more information about CVE-2016-8640?
References are available at: http://www.securityfocus.com/bid/94302, https://github.com/geopython/pycsw/pull/474/files, http://seclists.org/oss-sec/2016/q4/406, https://patch-diff.githubusercontent.com/raw/geopython/pycsw/pull/474.patch.