Incorrect Implementation of Authentication Algorithm Affecting cxf-rt-rs-security-oauth2 package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.66% (50th percentile)

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  • Snyk IDSNYK-RHEL8-CXFRTRSSECURITYOAUTH2-18595850
  • published8 Aug 2026
  • disclosed6 Aug 2026

Introduced: 6 Aug 2026

CVE-2026-68481  (opens in a new tab)
CWE-303  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 cxf-rt-rs-security-oauth2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cxf-rt-rs-security-oauth2 package and not the cxf-rt-rs-security-oauth2 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

In Apache CXF's DefaultEncryptingOAuthDataProvider, revoked access tokens still decrypt successfully, and TokenIntrospectionService reports active:true. The same applies to refresh tokens. This violates the RFC stipulations that 'The authorization server MUST invalidate the token.' and 'introspection of a revoked token MUST return {"active":false}'. Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.

CVSS Base Scores

version 3.1