{"id":"CVE-2026-50634","aliases":["CLSA-2026-1787867443","CLSA-2026-1788474736","CLSA-2026-1794008495","EUVD-2026-36402","GHSA-33j8-j763-4fv5"],"status":"published","title":"Apache CXF: WS JSON request filter trusts metadata from an unvalidated first signature entry","description":"A vulnerability in Apache CXF's JwsJsonContainerRequestFilter can be exploited to cause CXF to process metadata that was not authenticated by the accepted signature. This can bypass the application's assumption\n\nthat accepted `Content-Type` or protected HTTP-header metadata came from a verified signature entry, and may steer downstream JAX-RS entity parsing or signed-header consistency checks. Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fix this 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Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fix this issue.","status":"published","published":"2026-06-12T10:16:23.413Z","modified":"2026-11-05T15:54:15.337Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-347"],"updated_at":"2026-11-05T19:55:55.702046Z"}],"osv":[{"id":"CVE-2026-50634","title":"Apache CXF: WS JSON request filter trusts metadata from an unvalidated first signature entry","description":"A vulnerability in Apache CXF's JwsJsonContainerRequestFilter can be exploited to cause CXF to process metadata that was not authenticated by the accepted signature. This can bypass the application's assumption\n\nthat accepted `Content-Type` or protected HTTP-header metadata came from a verified signature entry, and may steer downstream JAX-RS entity parsing or signed-header consistency checks. 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