Allocation of Resources Without Limits or Throttling

Overview org.apache.activemq:activemq-broker is a high performance Apache 2.0 licensed Message Broker and JMS 1.1 implementation. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in NIO SSL transport processing. An attacker can cause the...

CVE-2026-39304

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-39304 Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Incorrect handling of TLSv1.3 KeyUpdate can be exploited to cause DoS via OOM

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

CVE-2026-39304

Summary: CVE-2026-39304 describes a DoS via Out-of-Memory in Apache ActiveMQ components caused by TLSv1.3 KeyUpdate handling in NIO SSL transports. The broker and clients are affected for multiple versions prior to 6.2.4 or 5.19.4, with the recommended fixes being 6.2.4 or 5.19.5. The issue arise...

CVE-2026-39304 Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Incorrect handling of TLSv1.3 KeyUpdate can be exploited to cause DoS via OOM

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correctly handle TLSv1.3 handshake KeyUpdates triggered by clients. This makes it possible for a client to rapidly trigger updates which causes...

PT-2026-31892

Name of the Vulnerable Software and Affected Versions Apache ActiveMQ Client versions before 5.19.4, from 6.0.0 through 6.2.3 Apache ActiveMQ Broker versions before 5.19.4, from 6.0.0 through 6.2.3 Apache ActiveMQ versions before 5.19.4, from 6.0.0 through 6.2.3 Description A denial of service...

Linux Distros Unpatched Vulnerability : CVE-2026-39304

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ. ActiveMQ NIO SSL transports do not correct...

BIT-ACTIVEMQ-2026-34197 Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Authenticated users could perform RCE via Jolokia MBeans

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations o...

BIT-ACTIVEMQ-2026-33227 Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ: Improper Limitation of a Pathname to a Restricted Classpath Directory

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated...

CVE-2026-34197

A flaw was found in Apache ActiveMQ Broker and Apache ActiveMQ. An authenticated attacker can exploit this vulnerability by sending a specially crafted discovery Uniform Resource Identifier URI to the Jolokia JMX-HTTP bridge, which is exposed on the web console. This allows the attacker to bypass...

GHSA-RXPJ-7QVF-XV32 Authenticated Apache ActiveMQ Broker and Apache ActiveMQ users could perform RCE via Jolokia MBeans

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations o...

EUVD-2026-19586

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated user provided "key" value could be...

EUVD-2026-19588

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations o...

Directory Traversal

Overview org.apache.activemq:activemq-broker is a high performance Apache 2.0 licensed Message Broker and JMS 1.1 implementation. Affected versions of this package are vulnerable to Directory Traversal via improper validation of classpath path names in the key parameter during the creation of a...

CVE-2026-34197

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations o...

CVE-2026-33227

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated...

UBUNTU-CVE-2026-33227

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated...

UBUNTU-CVE-2026-34197

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ. Apache ActiveMQ Classic exposes the Jolokia JMX-HTTP bridge at /api/jolokia/ on the web console. The default Jolokia access policy permits exec operations o...

CVE-2026-33227

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated user provided "key" value could be...

CVE-2026-33227 Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ: Improper Limitation of a Pathname to a Restricted Classpath Directory

Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ Web, Apache ActiveMQ. In two instances when creating a Stomp consumer and also browsing messages in the Web console an authenticated...