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Highest advisory severityCritical 3 vendors · 3 advisories

CVE-2026-67593

Apache Artemis: 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

CVE-2026-67593: Apache Artemis: remote attacker can craft an Openwire RemoveSubscriptionInfo command to cause the deletion of a queue on the Artemis broker…

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

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CVE-2026-67593 key facts

CISA KEV
Not listed (catalog checked )
Highest advisory severity
Critical
CVSS base score
9.1 (Apache), 9.1 (NetApp), 8.2 (Red Hat)
CVSS vector
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H (Red Hat)
Weakness
CWE-306
Fixed releases
  • Apache: 2.57.0
  • Red Hat: 2.57.0, 2.55.0, artemis-openwire-protocol, RHSA-2026:66545, RHSA-2026:66488
Vendor advisories
3 from Apache, NetApp, Red Hat
VulniPulse record
Published · Updated

Scores, vectors, weaknesses and fixed releases are quoted from vendor advisories that cover only CVE-2026-67593; bulletin-wide values are not repeated here.

Is CVE-2026-67593 exploited?

No exploitation is reported in the sources VulniPulse tracks: CVE-2026-67593 is not in the CISA KEV catalog (checked ) and no tracked advisory for it reports exploitation. That is not proof the vulnerability cannot be exploited.

How do I fix CVE-2026-67593?

Upgrade to a fixed release named by the vendor:

  • Apache: 2.57.0
  • Red Hat: 2.57.0, 2.55.0, artemis-openwire-protocol, RHSA-2026:66545, RHSA-2026:66488
  • Users are recommended to upgrade to version 2.57.0, which fixes the issue. (Apache)
  • 1. Remove OpenWire from acceptors — edit broker.xml, remove OPENWIRE from protocols parameter 2. Firewall — restrict port 61616 to trusted clients if OpenWire cannot be disabled 3. Monitor — watch for "AMQ601069: destroyed queue: " in broker logs (Red Hat)

Vendor advisory comparison

Apache

1 advisory

NetApp

1 advisory
  • Advisory severityCritical9.1

    Critical [CVE-2026-67593] Apache ActiveMQ Artemis Vulnerability in NetApp Products

    NTAP-20260925-0001Source published Source updated

    Apache ActiveMQ Artemis versions 1.0.0 through 2.44.0 and Apache Artemis versions 2.50.0 through 2.56.0 are susceptible to a vulnerability which when successfully exploited could lead to addition or modification of data or Denial of Service (DoS). Affected products: Active IQ Unified Manager for Linux, Active IQ Unified Manager for Microsoft Windows, Active IQ Unified Manager for VMware vSphere. NetApp reports that one or more additional products remain under investigation; review the canonical advisory for current status. NetApp states there is no workaround available at this time.

    Affected products in this advisory
    • Active IQ Unified Manager for Linux
    • Active IQ Unified Manager for Microsoft Windows
    • Active IQ Unified Manager for VMware vSphere
    Source-reported affected versions
    • 1.0.0
    • 2.44.0
    • 2.50.0
    • 2.56.0
    Source-reported fixed versions
    No fixed-version detail extracted. This does not mean no fix exists.
    Mitigation guidance
    No mitigation guidance extracted; consult the source.

Red Hat

1 advisory
  • Advisory severityHigh8.2

    High [CVE-2026-67593] pre-authentication arbitrary durable queue deletion via OpenWire RemoveSubscriptionInfo

    CVE-2026-67593Source published Source updated

    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. An unauthenticated network attacker can delete arbitrary durable queues on any Apache Artemis broker with OpenWire protocol enabled (default). The processRemoveSubscription() method executes pre-authentication with no authorization check, and uses the internal destroyQueue(SimpleString) overload that skips security entirely. Default queues DLQ and ExpiryQueue are trivially targetable. This…

    Affected products in this advisory
    • Red Hat AMQ Broker 7.13.6
    • Red Hat AMQ Broker 7.14.1
    Source-reported affected versions
    • 2.50.0
    • 2.56.0
    • 1.0.0
    • 2.44.0
    Source-reported fixed versions
    • 2.57.0
    • 2.55.0
    • artemis-openwire-protocol
    • RHSA-2026:66545

    1 more entries in the full advisory.

    Mitigation guidance
    • 1. Remove OpenWire from acceptors — edit broker.xml, remove OPENWIRE from protocols parameter 2. Firewall — restrict port 61616 to trusted clients if OpenWire cannot be disabled 3. Monitor — watch for "AMQ601069: destroyed queue: <name>" in broker logs
All Apache advisories

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