BIT-ACTIVEMQ-2026-50750 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Pre-authentication OpenWire DoS following fix for CVE-2026-49270

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

CVE-2026-50750

A flaw was found in Apache ActiveMQ. An unauthenticated remote attacker can exploit this vulnerability by repeatedly sending BrokerInfo commands without corresponding ConnectionInfo commands. This can lead to an Out of Memory condition, causing the broker to crash and resulting in a Denial of...

Allocation of Resources Without Limits or Throttling

Overview org.apache.activemq:activemq-all is a package that puts together an ActiveMQ jar bundle. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the OpenWire process. An attacker can exhaust system memory by repeatedly sending BrokerInf...

Allocation of Resources Without Limits or Throttling

Overview org.apache.activemq:apache-activemq is a Message Broker and Client implementations. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the OpenWire process. An attacker can exhaust system memory by repeatedly sending BrokerInfo...

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 the OpenWire process. An attacker can exhaust system memory...

UBUNTU-CVE-2026-50750

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

EUVD-2026-40280

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

CVE-2026-50750 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Pre-authentication OpenWire DoS following fix for CVE-2026-49270

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

CVE-2026-50750

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

PT-2026-53842

Name of the Vulnerable Software and Affected Versions Apache ActiveMQ Broker versions 5.19.7 through 5.19.7 Apache ActiveMQ Broker versions 6.2.6 through 6.2.6 Apache ActiveMQ versions 5.19.7 through 5.19.7 Apache ActiveMQ versions 6.2.6 through 6.2.6 Apache ActiveMQ All versions 5.19.7 through...

CVE-2026-50750: Uncontrolled Resource Consumption

Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Following the fix for CVE-2026-49270 an unauthenticated attacker can now cause broker OOM by sending an repeated BrokerInfo commands without sending a ConnectionInfo, until the broke...

CVE-2026-49270

A flaw was found in Apache ActiveMQ. An unauthenticated attacker can exploit this vulnerability when brokers are configured with a network connector with syncDurableSubs set to true. By sending a BrokerInfo command, the attacker can receive a list of all durable topic subscriptions, including...

Exposure of Sensitive Information Through Metadata

Overview org.apache.activemq:activemq-all is a package that puts together an ActiveMQ jar bundle. Affected versions of this package are vulnerable to Exposure of Sensitive Information Through Metadata in the BrokerInfo component. An attacker can obtain sensitive metadata, including client...

CVE-2026-49270

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...

CVE-2026-49270

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...

CVE-2026-49270

Apache ActiveMQ (Broker, Apache ActiveMQ, and Apache ActiveMQ All) is vulnerable to an Exposure of Sensitive Information Through Metadata due to insufficient access control. When a network connector is configured with syncDurableSubs set to true , an unauthenticated attacker can send a BrokerInfo...

CVE-2026-49270 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Durable Subscription Disclosure via Crafted BrokerInfo (OpenWire)

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...

CVE-2026-49270 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Durable Subscription Disclosure via Crafted BrokerInfo (OpenWire)

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...

EUVD-2026-33573

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...

CVE-2026-49270 Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All: Durable Subscription Disclosure via Crafted BrokerInfo (OpenWire)

Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ, Apache ActiveMQ All. Brokers that are configured with a network connector with syncDurableSubs set to true, are vulnerable to an unauthenticated attacker who can receive a list of all...