What is CVE-2026-32642?

CVE-2026-32642 is a medium-severity vulnerability in Apache Artemis, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-03-24.

How severe is CVE-2026-32642?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Apache Artemis

CVE-2026-32642

Incorrect Authorization (CWE-863) vulnerability in Apache Artemis, Apache ActiveMQ Artemis exists when an application using the OpenWire protocol attempts to create a non-durable JMS topic subscription on an address that doesn't exist with…

Vulnerability class: Broken Access Control

EPSS: 0.005 (37.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Apache Artemis
Apache Software Foundation Activemq Artemis — versions 2.0.0
Apache Software Foundation Artemis — versions 2.50.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-32642?: CVE-2026-32642 is a medium-severity vulnerability in Apache Artemis, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2026-03-24.
How severe is CVE-2026-32642?: Medium severity. CVSS v3 base score is 4.3 out of 10.