Relyra SAML SignatureValue not cryptographically verified -> authentication bypass

Summary Relyra 1.0.0 and 1.1.0 accept forged SAML signatures because SignatureValue was not cryptographically verified before the library returned a successful authentication result. Details In 1.0.0 and 1.1.0, the XMLDSig trust boundary was incomplete. :publickey.verify over the exclusive-C14N...

CVE-2026-49454

Relyra is a strict-by-default SAML 2.0 Service Provider library for Elixir and Phoenix. Versions 1.0.0 and 1.1.0 accept forged SAML signatures because SignatureValue was not cryptographically verified before the library returned a successful authentication result. The XMLDSig trust boundary was...

CVE-2026-49454: Improper Authentication

Relyra is a strict-by-default SAML 2.0 Service Provider library for Elixir and Phoenix. Versions 1.0.0 and 1.1.0 accept forged SAML signatures because SignatureValue was not cryptographically verified before the library returned a successful authentication result. The XMLDSig trust boundary was...

Improper Verification of Cryptographic Signature

Overview admidio/admidio is a free open source user management system for websites of organizations and groups. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to improper validation of SAML signatures in the authentication and logout...

Elastic Stack 7.17.4 and 8.2.1 Security Update

Elastic Stack update for CVE-2022-21449 Java vulnerability in Elliptic Curve Digital Signature Algorithm ECDSA ESA-2022-06 A vulnerability CVE-2022-21449 affecting the implementation of Elliptic Curve Digital Signing Algorithm ECDSA based signatures verification in Java JDK versions 15 and later...

CVE-2021-21239

PySAML2 is a pure python implementation of SAML Version 2 Standard. PySAML2 before 6.5.0 has an improper verification of cryptographic signature vulnerability. Users of pysaml2 that use the default CryptoBackendXmlSec1 backend and need to verify signed SAML documents are impacted. PySAML2 does no...