Security Bulletin: IBM MQ Appliance is affected by an improper validation vulnerability in cluster migration data processing (CVE-2026-11716)

Summary IBM MQ Appliance has addressed an improper validation vulnerability in cluster migration data processing that could allow an authenticated attacker to cause a denial of service or execute arbitrary code during queue manager startup. Vulnerability Details CVEID:CVE-2026-11716 DESCRIPTION:...

Important: Red Hat Security Advisory: Logging for Red Hat OpenShift - 6.6.1

Logging for Red Hat OpenShift - 6.6.1 Red Hat OpenShift Logging 6.6.1 is a cluster-wide logging solution for OpenShift that collects and manages applications, infrastructure, and audit logs...

wildfly-messaging-activemq-subsystem: artemis-server: jgroups: artemis cluster password leak via jgroups spoof

Artemis and JGroups lack of access controls in certain situations can allow an attacker to spoof a password request in JGroups and subsequently gain access to the cluster. This allows the attacker manage-level authority for provided messaging and queue operations...

GO-2026-6428 OpenChoreo: cluster-gateway internal proxy performs no caller authentication and is not read-only — data-plane Secret disclosure and arbitrary Kubernetes mutation in github.com/openchoreo/openchoreo

OpenChoreo: cluster-gateway internal proxy performs no caller authentication and is not read-only — data-plane Secret disclosure and arbitrary Kubernetes mutation in github.com/openchoreo/openchoreo...

GO-2026-6362 OpenChoreo: Unauthenticated access to data-plane operations via OpenChoreo cluster-gateway management APIs in github.com/openchoreo/openchoreo

OpenChoreo: Unauthenticated access to data-plane operations via OpenChoreo cluster-gateway management APIs in github.com/openchoreo/openchoreo...

Missing Authentication for Critical Function

Overview org.apache.activemq:artemis-core-client is a High-performance, non-blocking architecture for the next generation of event-driven messaging applications. Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the initial cluster connection...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the initial cluster connection handshake. An attacker can obtain administrative credentials by capturing network traffic during the handshake. Remediation Upgrade...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the initial cluster connection handshake. An attacker can obtain administrative credentials by capturing network traffic during the handshake. Remediation Upgrade...

Missing Authentication for Critical Function

Overview org.apache.activemq:artemis-server is a server package for the ActiveMQ-Artemis project. Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the initial cluster connection handshake. An attacker can obtain administrative credentials by...

CVE-2026-49364

Artemis and JGroups lack of access controls in certain situations can allow an attacker to spoof a password request in JGroups and subsequently gain access to the cluster. This allows the attacker manage-level authority for provided messaging and queue operations...

CVE-2026-57967

in Apache Artemis, the REATTACHSESSION handler performs zero authentication — it looks up the session by name only and calls transferConnection unconditionally, migrating the authenticated session to the attacker's connection. The hijacked cluster-bridge session inherits full broker-management...

CVE-2026-49364

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. 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 recommend...

EUVD-2026-75249

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. 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...

CVE-2026-49363 Apache Artemis, Apache ActiveMQ Artemis: Pre-Authentication Information Disclosure in CORE Protocol Topology Subscription

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. 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...

CVE-2026-49363 Apache Artemis, Apache ActiveMQ Artemis: Pre-Authentication Information Disclosure in CORE Protocol Topology Subscription

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. 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...

CVE-2026-49363 Apache Artemis, Apache ActiveMQ Artemis: Pre-Authentication Information Disclosure in CORE Protocol Topology Subscription

An unauthenticated remote attacker connecting with the CORE protocol can discover cluster node details by sending a SUBSCRIBETOPOLOGY request prior to authentication. 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...

CVE-2026-49364 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-Authentication Cluster Credential Exposure to Discovered Peers

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. 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 recommend...

CVE-2026-49364

Apache Artemis and JGroups lack sufficient access controls, allowing an unauthenticated network-adjacent attacker to spoof a password request in JGroups . This vulnerability enables an attacker to capture cluster administrative credentials during the initial connection handshake and gain manage-l...

CVE-2026-49364 Apache Artemis, Apache Artemis, Apache ActiveMQ Artemis, Apache ActiveMQ Artemis: Pre-Authentication Cluster Credential Exposure to Discovered Peers

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. 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 recommend...

EUVD-2026-75248

An unauthenticated network-adjacent attacker can leverage discovery to capture cluster administrative credentials during the initial cluster connection handshake. 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 recommend...