CVE-2026-50628A logic error in OAuthRequestFilter rejects legitimate requests originating from the bound IP address, while blindly allowing requests from any other IP address.
Updated under an hour ago ()
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It affects apache cxf. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-20, CWE-358
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Aug 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
apache cxf apache:cxf | before 4.1.7; from 4.2.0 before 4.2.2 | NVD |
References
- https://lists.apache.org/thread/vb3ho8lf228gh90m1fpnohf2008xrdxkvendor-advisory
- http://www.openwall.com/lists/oss-security/2026/06/11/5mailing-list, third-party-advisory
- https://access.redhat.com/errata/RHSA-2026:37390
- https://access.redhat.com/security/cve/CVE-2026-50628
- https://bugzilla.redhat.com/show_bug.cgi?id=2488302
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50628.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.