CVE-2018-1000165
LightSAML version prior to 1.3.5 contains a Incorrect Access Control vulnerability in signature validation in readers in src/LightSaml/Model/XmlDSig/ that can result in impersonation of any user from Identity Provider. This vulnerability appears to have been fixed in 1.3.5 and later.
Date published : 2018-04-18
https://github.com/lightSAML/lightSAML/commit/47cef07bb09779df15620799f3763d1b8d32307a