{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-50627","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-06-05T10:36:46.172Z","datePublished":"2026-06-12T08:55:41.657Z","dateUpdated":"2026-07-03T12:05:10.392Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.cxf:cxf-rt-rs-security-oauth2","product":"Apache CXF","vendor":"Apache Software Foundation","versions":[{"lessThan":"4.2.2","status":"affected","version":"4.2.0","versionType":"semver"},{"lessThan":"4.1.7","status":"affected","version":"0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Guanping Zhang reported this vulnerability."}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The JwtAccessTokenValidator class in Apache CXF fails to validate the 'aud' (Audience) claims of incoming JWT access tokens. This allows a JWT issued for one Resource Server to be successfully replayed against a completely different Resource Server, leading to Token Confusion/Routing attacks.&nbsp;Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fixes this issue.<br>"}],"value":"The JwtAccessTokenValidator class in Apache CXF fails to validate the 'aud' (Audience) claims of incoming JWT access tokens. This allows a JWT issued for one Resource Server to be successfully replayed against a completely different Resource Server, leading to Token Confusion/Routing attacks. Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fixes this issue."}],"metrics":[{"other":{"content":{"text":"important"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-289","description":"CWE-289 Authentication Bypass by Alternate Name","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-06-12T08:55:41.657Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/0jfzz9q992957b99tw7hodcqjfyxwb1m"}],"source":{"discovery":"UNKNOWN"},"title":"Apache CXF: OAuth2: Missing JWT Audience and Issuer Validation in Access Token Validator","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/06/11/4"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-06-12T09:28:01.443Z"}},{"metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":9.1,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-15T18:31:53.486235Z","id":"CVE-2026-50627","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-15T19:28:36.208Z"}},{"affected":[{"cpes":["cpe:/a:redhat:camel_spring_boot:4"],"defaultStatus":"affected","product":"Red Hat build of Apache Camel for Spring Boot 4","vendor":"Red Hat"},{"cpes":["cpe:/a:redhat:jboss_fuse:7"],"defaultStatus":"affected","product":"Red Hat Fuse 7","vendor":"Red Hat"},{"cpes":["cpe:/a:redhat:jboss_enterprise_web_server:5"],"defaultStatus":"affected","product":"Red Hat JBoss Web Server 5","vendor":"Red Hat"},{"cpes":["cpe:/a:redhat:jbosseapxp"],"defaultStatus":"unaffected","product":"Red Hat JBoss Enterprise Application Platform Expansion Pack","vendor":"Red Hat"}],"datePublic":"2026-06-12T08:55:41.657Z","descriptions":[{"lang":"en","value":"A flaw was found in Apache CXF. The `JwtAccessTokenValidator` class fails to properly validate the 'aud' (Audience) claims within incoming JSON Web Token (JWT) access tokens. This vulnerability allows an attacker to reuse a JWT, originally intended for one resource server, against a different resource server. 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