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CVE-2026-50628

Apache CXF: OAuth2: Inverted IP Binding Check Defeats Security Control PUBLISHED

Description (CNA)

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 (CNA)

Vendor / productVersions
Apache Software Foundation / Apache CXFaffected 4.2.0 before 4.2.2; affected 4.0.0 before 4.1.7; affected 0 before 3.6.12

CWE

CWE-20

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in the OAuthRequestFilter component of cxf. A logic error in this filter inadvertently creates an inverse security check when enabled. This issue causes legitimate requests from a bound IP address to be rejected, while requests from any other IP address are blindly allowed. This could lead to unauthorized access to resources.