CVE-2026-45505

Apache ActiveMQ is vulnerable to a Code Injection vulnerability (CVE-2026-45505 ) due to improper input validation. The issue allows attackers to bypass a previous fix (CVE-2026-34197) by using non-parenthesized discovery wrappers such as masterslave:vm://...,... and static:vm://.... An authentic...

CVE-2026-34197

Apache ActiveMQ is vulnerable to Remote Code Execution (RCE) due to improper input validation in the Jolokia JMX-HTTP bridge (at /api/jolokia/). The default access policy permits exec operations on all ActiveMQ MBeans, allowing an authenticated attacker to invoke BrokerService.addNetworkConnector...

CVE-2026-42588

Apache ActiveMQ is vulnerable to Remote Code Execution (RCE) due to improper input validation in the Jolokia JMX-HTTP bridge exposed at /api/jolokia/. The default access policy allows authenticated users to perform exec operations on MBeans, specifically BrokerService.addNetworkConnector(String)....

CVE-2026-40466

Apache ActiveMQ Broker , ActiveMQ All , and ActiveMQ are vulnerable to Code Injection via improper input validation. An authenticated attacker can bypass the fix for CVE-2026-34197 by adding a connector through Jolokia using an HTTP Discovery transport (if the activemq-http module is on the class...

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-2026-46605

Apache ActiveMQ components, including Apache ActiveMQ Broker , Apache ActiveMQ All , and Apache ActiveMQ , are vulnerable to an incomplete authorization flaw (CWE-285). This issue allows authenticated connections to remove existing destinations despite lacking the proper permissions. The vulnerab...

CVE-2026-39304

The Apache ActiveMQ messaging middleware (including Client and Broker components) is vulnerable to a Denial of Service (DoS) via Out of Memory (OOM) . The root cause is the incorrect handling of TLSv1.3 handshake KeyUpdates within the ActiveMQ NIO SSL transports . A malicious client can rapidly t...

CVE-2026-41044

An improper input validation and code injection vulnerability exists in Apache ActiveMQ , Apache ActiveMQ Broker , and Apache ActiveMQ All (versions before 5.19.6 and 6.0.0 to 6.2.5). An authenticated attacker can use the admin web console to craft a malicious broker name that bypasses validation...

CVE-2026-74761

Improper input validation in TopicRegion allows an authenticated client to spoof clientId when removing a durable topic subscription. This flaw in Apache ActiveMQ , Apache ActiveMQ Broker , and Apache ActiveMQ All (all platforms) can enable the unauthorized removal of other users' durable topic s...

CVE-2026-33227

Apache ActiveMQ products, including ActiveMQ Client , Broker , All , Web , and the core ActiveMQ project, are vulnerable to a classpath path resource loading vulnerability (CWE-22 ). An authenticated user can provide a crafted "key" value that, due to improper path concatenation, allows for class...

CVE-2026-53917

A Memory Allocation with Excessive Size Value vulnerability (CWE-789) exists in Apache ActiveMQ , Apache ActiveMQ All , Apache ActiveMQ Client , and Apache ActiveMQ Broker . An authenticated user can trigger a Denial of Service (DoS) by sending a crafted OpenWire Message containing a large encode...

CVE-2026-50750

An unauthenticated attacker can cause a Denial of Service (DoS) by triggering an Out of Memory (OOM) condition in Apache ActiveMQ . The vulnerability arises because an attacker can repeatedly send BrokerInfo commands without providing a ConnectionInfo , leading to a broker crash. This issue speci...

CVE-2026-61487

An Improper Authorization vulnerability (CWE-285) exists in Apache ActiveMQ Broker , Apache ActiveMQ All , and Apache ActiveMQ . An authenticated low-privilege user can bypass per-destination write ACLs by targeting an ActiveMQ temporary composite destination whose physical name is a comma-separa...

CVE-2026-49434

An Improper Input Validation vulnerability exists in Apache ActiveMQ Broker , Apache ActiveMQ , and Apache ActiveMQ All (specifically before 5.19.8 and from 6.0.0 before 6.2.7 ). An attacker capable of publishing or modifying LDAP entries matching the configured searchBase and searchFilter can in...

CVE-2026-54475

A Missing Authorization vulnerability (CWE-862) exists in Apache ActiveMQ (Broker, All, and standard versions). The issue stems from a failure to enforce isolation for Classic temporary destinations on the server side; while the client is expected to isolate these destinations to the connection t...