What is CVE-2026-68080?

CVE-2026-68080 is a medium-severity vulnerability in Apache Qpid Broker-J, classified under CWE-406. CVSS score: 6.5/10. Published 2026-08-05.

How severe is CVE-2026-68080?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Apache Qpid Broker-J

CVE-2026-68080

It was not possible to govern the rate at which the broker would respond to an echo flow, enabling an authenticated attacker to cause excessive resource usage and potential denial of service. This issue affects Apache Qpid Broker-J: through 10.0.1. Users are recommended to upgrade to version 10.1.0, which fixes the issue.

Published 2026-08-05 · last modified 2026-10-24.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (51.3th percentile), scored 2026-11-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Apache Qpid Broker-J
Apache Software Foundation Qpid Broker-J — versions 0

Weakness classification (CWE)

CWE-406

References

lists.apache.org/thread/tcnrv5nhmnsrzz92o4owxgycro6llt57 (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-68080?: CVE-2026-68080 is a medium-severity vulnerability in Apache Qpid Broker-J, classified under CWE-406. CVSS score: 6.5/10. Published 2026-08-05.
How severe is CVE-2026-68080?: Medium severity. CVSS v3 base score is 6.5 out of 10.