{"schemaVersion":3,"id":"CVE-2025-66567","aliases":["UBUNTU-CVE-2025-66567","GHSA-9v8j-x534-2fx3"],"status":"published","duplicateOf":null,"title":null,"description":"The ruby-saml library is for implementing the client side of a SAML authorization. ruby-saml versions up to and including 1.12.4 contain an authentication bypass vulnerability due to an incomplete fix for CVE-2025-25292. ReXML and Nokogiri parse XML differently, generating entirely different document structures from the same input. This allows an attacker to execute a Signature Wrapping attack. 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