Advisory [CVE-2026-50628] Apache CXF: OAuth2: Inverted IP Binding Check Defeats Security Control
This security Apache Software Foundation advisory covers CVE-2026-50628 affecting Apache CXF, Red Hat build of Apache Camel 4.18.1.P1 for Spring Boot 3.5.16.
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Summary
A logic error in OAuthRequestFilter rejects legitimate requests originating from the bound IP address, while blindly allowing requests from any other IP address. Enabling this
security feature inadvertently creates an inverse security check. Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fixes this issue.
Affected product named by the advisory: Apache CXF.
Affected products named by the advisory: Red Hat build of Apache Camel 4.18.1.P1 for Spring Boot 3.5.16.
- Apache CXF 4.2.0 before 4.2.2
- Apache CXF 4.0.0 before 4.1.7
- Apache CXF before 3.6.12
Official advisory · medium-confidence parse· fetched 3 months ago·verify at source
- 4.2.2
- 4.1.7
- 3.6.12
Official advisory · medium-confidence parse· fetched 3 months ago·verify at source
Mitigation checklist
- Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fixes this issue.
Official advisory · medium-confidence parse· fetched 3 months ago·verify at source
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