CVE-2026-64958
Apache CXF: Denial of service via message header attachments
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
An incomplete fix for CVE-2026-50645 means that it is still possible to perform a denial of service attack on Apache CXF by sending a message with many attachment headers. Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.
| CWE | CWE-400 |
| Vendor | apache software foundation |
| Product | apache cxf |
| Published | Aug 6, 2026 |
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Affected Versions
Apache Software Foundation / Apache CXF
4.2.0 < 4.2.3 4.0.0 < 4.1.8 0 < 3.6.12
References
Credits
Markus Vogl, RISE GmbH