CVE-2025-27371

{"id": "CVE-2025-27371", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 1.6}]}, "published": "2025-03-03T18:15:40.850", "references": [{"url": "https://github.com/OWASP/ASVS/issues/2678", "source": "cve@mitre.org"}, {"url": "https://openid.net/notice-of-a-security-vulnerability/", "source": "cve@mitre.org"}, {"url": "https://openid.net/wp-content/uploads/2025/01/OIDF-Responsible-Disclosure-Notice-on-Security-Vulnerability-for-private_key_jwt.pdf", "source": "cve@mitre.org"}, {"url": "https://talks.secworkshop.events/osw2025/talk/R8D9BS/", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-305"}]}], "descriptions": [{"lang": "en", "value": "In certain IETF OAuth 2.0-related specifications, when the JSON Web Token Profile for OAuth 2.0 Client Authentication mechanism is used, there are ambiguities in the audience values of JWTs sent to authorization servers. The affected RFCs may include RFC 7523, and also RFC 7521, RFC 7522, RFC 9101 (JAR), and RFC 9126 (PAR)."}, {"lang": "es", "value": "En ciertas especificaciones relacionadas con OAuth 2.0 de IETF, cuando se utiliza el mecanismo de autenticaci\u00f3n de cliente JSON Web Token Profile for OAuth 2.0, existen ambig\u00fcedades en los valores de audiencia de los JWT enviados a los servidores de autorizaci\u00f3n. Las RFC afectadas pueden incluir RFC 7523, y tambi\u00e9n RFC 7521, RFC 7522, RFC 9101 (JAR) y RFC 9126 (PAR)."}], "lastModified": "2025-03-07T17:15:22.190", "sourceIdentifier": "cve@mitre.org"}