CVE-2026-50628
Critical
Description
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Apache Cxf
PublishedJun 12, 2026
First seenJun 12, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- apache cxf4.1.7, 4.2.2, 3.6.12 or later
- org.apache.cxf:cxf-rt-rs-security-oauth24.2.2, 4.1.7 or later
- redhat build_of_apache_camel4.18.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache cxf | v < 4.1.7, 4.2.0 ≤ v < 4.2.2, v < 3.6.12, 4.0.0 ≤ v < 4.1.7 | 4.1.7, 4.2.2, 3.6.12 |
| org.apache.cxf:cxf-rt-rs-security-oauth2Maven | 4.2.0 ≤ v < 4.2.2, v < 4.1.7 | 4.2.2, 4.1.7 |
| redhat build_of_apache_camel | v < 4.18.1, 4.18.1 | 4.18.1 |
| redhat fuse | 7.0.0 | — |
| redhat jboss_web_server | 5.0 | — |
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