What is CVE-2026-54225?

CVE-2026-54225 is a high-severity vulnerability in Apache Cxf, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-06.

How severe is CVE-2026-54225?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Apache Cxf

CVE-2026-54225

Apache CXF allows to control the maximum attachment size via the "attachment-max-size". Prior to Apache CXF 4.2.3 and 4.1.8 and 3.6.12, there was no default placed on this size, meaning that a denial of service attack is possible if the us…

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Apache Cxf
Apache Software Foundation Cxf — versions 4.2.0, 4.0.0, 0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2026-54225?: CVE-2026-54225 is a high-severity vulnerability in Apache Cxf, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-06.
How severe is CVE-2026-54225?: High severity. CVSS v3 base score is 7.5 out of 10.