PySAML2 allows remote attackers to conduct XML external entity (XXE) attacks via a crafted SAML XML request or response.
www.openwall.com/lists/oss-security/2017/01/19/5
bugs.debian.org/cgi-bin/bugreport.cgi?bug=850716
github.com/advisories/GHSA-m269-wj6g-c459
github.com/pypa/advisory-database/tree/main/vulns/pysaml2/PYSEC-2017-67.yaml
github.com/rohe/pysaml2
github.com/rohe/pysaml2/commit/6e09a25d9b4b7aa7a506853210a9a14100b8bc9b
github.com/rohe/pysaml2/issues/366
github.com/rohe/pysaml2/pull/379
nvd.nist.gov/vuln/detail/CVE-2016-10127
web.archive.org/web/20200227195127/www.securityfocus.com/bid/95376