CVE-2026-50645
HIGH WAF: Medium
CVSS 7.5
Published: 2026-06-12
CWE-400
There is no restriction on the amount of attachment headers that a message can contain when being deserialized by Apache CXF, which can lead to uncontrolled resource consumption or a denial of service attack. Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue by imposing a maximum default of 500 attachments per message.
WAF Coverage Analysis
Uncontrolled Resource Consumption
Medium WAF Coverage
OWASP: A05:2021 Security Misconfiguration
912xxx - DOS Protection
Affected Software
| Vendor | Product | Version |
|---|---|---|
| apache | cxf | up to 4.1.7 |
| apache | cxf | 4.2.0 - 4.2.2 |
References
- lists.apache.org (Vendor Advisory)
- www.openwall.com (Mailing List, Third Party Advisory)