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.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://lists.apache.org/thread/trsnkxc2f21585zlt819blvchgl6oykb Mailing List, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · apacheNVD modified 2026-10-23 21:10
Affected (CPE criteria) 1
cpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
References 1
- https://lists.apache.org/thread/trsnkxc2f21585zlt819blvchgl6oykb Mailing List, Vendor Advisory