[HIGH] Incorrect signature validation

PKSA-vs15-drx5-pxpz CVE-2018-7711 GHSA-g888-g2pp-82hf

Affected package: simplesamlphp/saml2

Affected version: <1.10.6|>=2.0,<2.3.8|>=3.0,<3.1.4

Reported by:
GitHub, FriendsOfPHP/security-advisories