Node-SAML SAML Signature Verification Vulnerability

Node-SAML loads the assertion from the unsigned original response document. This is different than the parts that are verified when checking signature. This allows an attacker to modify authentication details within a valid SAML assertion. For example, in one attack it is possible to remove any...

GitHub: SAML Signature verification bypass allows logging into any user (with specific conditions)

The vulnerability allowed an attacker with direct network access to GitHub Enterprise Server to forge a SAML response and gain unauthorized access to the instance, including site administrator privileges, by exploiting a signature verification bypass. The vulnerability affected all versions of...