In short
- CVE-2026-50645 is a HIGH (CVSS 7.5) vulnerability affecting org.apache.cxf:cxf-core, cxf (apache).
- Chance of exploitation in the next 30 days (EPSS): 0.46%, higher than 39.8% of all vulnerabilities.
- Fix: update to 4.1.7, 4.2.2, 3.6.12 or later.
| Package | Affected versions | Patched versions |
|---|
| org.apache.cxf:cxf-core Maven | ≥ 4.0.0, < 4.1.7≥ 4.2.0, < 4.2.2< 3.6.12
| 4.1.74.2.23.6.12
|
| cxf | ≥ 4.2.0, < 4.2.2< 4.1.7
| 4.2.24.1.7
|
Description
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 or 3.6.12, which fix this issue by imposing a maximum default of 500 attachments per message.
NVD description
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 or 3.6.12, which fix this issue by imposing a maximum default of 500 attachments per message.
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