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Fencer Vulns
critical 9.1

CVE-2026-67593 json

Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-authentication Openwire protocol handling can result in queue deletion

published 2026-09-10 1 mo ago modified 2026-09-16 54 d ago also EUVD-2026-75245

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

A remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker before the connection authentication and authorization stage or at any time thereafter.

This issue affects Apache Artemis: from 2.50.0 through 2.56.0; Apache ActiveMQ Artemis: from 1.0.0 through 2.44.0.

Users are recommended to upgrade to version 2.57.0, which fixes the issue.

Patch / fix

  • apache artemis 2.44.0, 2.57.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-67593 updated cvss 8.2

artemis-openwire-protocol: AMQ Broker Artemis: pre-authentication arbitrary durable queue deletion via OpenWire RemoveSubscriptionInfo

  • Red Hat AMQ Broker 7.13.6
    fixed: vendor fix RHSA-2026:66545
  • Red Hat AMQ Broker 7.14.1
    fixed: vendor fix RHSA-2026:66488
  • Red Hat build of Apache Camel for Spring Boot 4 artemis-openwire-protocol 2.53.0.redhat-00003 Red Hat JBoss Enterprise Application Platform 7 artemis-openwire-protocol 2.53.0.redhat-00003
    not affected: vulnerable code not present
  • Red Hat JBoss Enterprise Application Platform 8 artemis-openwire-protocol 2.53.0.redhat-00003 Red Hat JBoss Enterprise Application Platform Expansion Pack artemis-openwire-protocol 2.53.0.redhat-00003
    not affected: component not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
1 mo ago

Exploit prediction

0.86% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected products

  • Apache Software Foundation Apache Artemis
  • Apache Software Foundation Apache ActiveMQ Artemis

Classification

Weakness
  • CWE-306 Missing Authentication for Critical Functionality

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.