CVE-2015-1796
The PKIX trust engines in Shibboleth Identity Provider before 2.4.4 and OpenSAML Java (OpenSAML-J) before 2.6.5 trust candidate X.509 credentials when no trusted names are available for the entityID, which allows remote attackers to impersonate an entity via a certificate issued by a shibmd:KeyAuthority trust anchor.
Date published : 2015-07-08
http://www.securityfocus.com/bid/75370
https://shibboleth.net/community/advisories/secadv_20150225.txt