Feed/CVE-2026-50627
CVE-2026-50627CRITICALCVSS 9.1

CVE-2026-50627

Published Jun 12, 2026·Updated Aug 20, 2026

NVD Description

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.

Affected Packages (1)

org.apache.cxf:cxf-rt-rs-security-oauth2MAVEN
From 4.2.0
Fixed in 4.2.2

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References

View on NVD Search GitHub Search Google

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