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.
History

Fri, 12 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache cxf
Vendors & Products Apache
Apache cxf

Fri, 12 Jun 2026 10:30:00 +0000

Type Values Removed Values Added
References

Fri, 12 Jun 2026 09:45:00 +0000

Type Values Removed Values Added
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, which fix this issue by imposing a maximum default of 500 attachments per message.
Title Apache CXF: No restriction on attachment headers per message
Weaknesses CWE-400
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-06-12T09:28:15.759Z

Reserved: 2026-06-05T14:05:01.499Z

Link: CVE-2026-50645

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-06-12T10:16:23.533

Modified: 2026-06-12T10:16:23.533

Link: CVE-2026-50645

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-12T10:30:24Z