Apache Activemq vulnerabilities

CVE-2026-42588 [HIGH] CWE-20 CVE-2026-42588: Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability i Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, 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 on all ActiveMQ MBeans (org.apache

CVE-2026-49157 [HIGH] CWE-276 CVE-2026-49157: Incorrect Default Permissions vulnerability in Apache ActiveMQ. This issue affects Apache ActiveMQ: Incorrect Default Permissions vulnerability in Apache ActiveMQ. This issue affects Apache ActiveMQ: before 5.19.7, from 6.0.0 before 6.2.6. The default Jolokia authorization settings granted non-admin (low-privilege) web-login accounts access to Jolokia operations which allowed executing broker management operations meant for admins such as addQueue

CVE-2026-45505 [HIGH] CVE-2026-45505: Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability i Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. Non-parenthesized discovery wrappers such as `masterslave:vm://...,...` and `static:vm://...` incorrectly pass validation allowing bypass of fix in CVE-2026-34197. Original description from CVE-

CVE-2026-42253 [MEDIUM] CWE-79 CVE-2026-42253: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability i Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Apache ActiveMQ, Apache ActiveMQ Web. The MessageServlet in the ActiveMQ web console API copies every JMS message property into an HTTP response header without any validation. This can allow overwriting and injecting security headers by setting them

CVE-2026-46605 [MEDIUM] CWE-285 CVE-2026-46605: Incomplete authorization by Apache ActiveMQ server before versions v6.2.6 and v5.19.7 allows authent Incomplete authorization by Apache ActiveMQ server before versions v6.2.6 and v5.19.7 allows authenticated connections to remove existing destinations with proper permissions. This issue affects Apache ActiveMQ Broker: before 5.19.7, from 6.0.0 before 6.2.6; Apache ActiveMQ All: before 5.19.7, from 6.0.0 before 6.2.6; Apache ActiveMQ: before 5.19.7

CVE-2026-49270 [MEDIUM] CWE-1230 CVE-2026-49270: Exposure of Sensitive Information Through Metadata vulnerability in Apache ActiveMQ Broker, Apache A 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 durable topic subscriptions in the broker, including cli

CVE-2026-41044 [HIGH] CWE-20 CVE-2026-41044: Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability i Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ, Apache ActiveMQ Broker, Apache ActiveMQ All. An authenticated attacker can use the admin web console page to construct a malicious broker name that bypasses name validation to include an xbean binding that can be later used by a VM tr

CVE-2026-40466 [HIGH] CVE-2026-40466: Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability i Improper Input Validation, Improper Control of Generation of Code ('Code Injection') vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. An authenticated attacker may bypass the fix in CVE-2026-34197 by adding a connector using an HTTP Discovery transport via BrokerView.addNetworkConnector or BrokerView.addConnector through Joloki

CVE-2026-41043 [MEDIUM] CWE-79 CVE-2026-41043: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apach Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache ActiveMQ, Apache ActiveMQ Web. An authenticated attacker can show malicious content when browsing queues in the web console by overriding the content type to be HTML (instead of XML) and by injecting HTML into a JMS selector field. This issue affec

CVE-2026-39304 [HIGH] CWE-400 CVE-2026-39304: Denial of Service via Out of Memory vulnerability in Apache ActiveMQ Client, Apache ActiveMQ Broker, 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 the broker to exhaust all its memory in the SSL engine

CVE-2026-33227 [MEDIUM] CWE-22 CVE-2026-33227: Improper validation and restriction of a classpath path name vulnerability in Apache ActiveMQ Cli 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 user provided "key" value could be constructed to t

CVE-2025-66168 [HIGH] CWE-190 CVE-2025-66168: WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releas WARNING: Users of 6.x should upgrade to 6.2.4 or later as the fix was missed in previous 6.x releases. See the following for more details: https://activemq.apache.org/security-advisories.data/CVE-2026-40046-announcement.txt https://www.cve.org/CVERecord?id=CVE-2026-40046 Original Report: Apache ActiveMQ does not properly validate the remaining le

CVE-2025-27533 [MEDIUM] CWE-789 CVE-2025-27533: Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ. During unmarshalling of OpenWire commands the size value of buffers was not properly validated which could lead to excessive memory allocation and be exploited to cause a denial of service (DoS) by depleting process memory, thereby affecting applications and services that

CVE-2024-32114 [HIGH] CWE-1188 CVE-2024-32114: In Apache ActiveMQ 6.x, the default configuration doesn't secure the API web context (where the Jolo In Apache ActiveMQ 6.x, the default configuration doesn't secure the API web context (where the Jolokia JMX REST API and the Message REST API are located). It means that anyone can use these layers without any required authentication. Potentially, anyone can interact with the broker (using Jolokia JMX REST API) and/or produce/consume messages or purg

CVE-2022-41678 [HIGH] CWE-287 CVE-2022-41678: Once an user is authenticated on Jolokia, he can potentially trigger arbitrary code execution.  In Once an user is authenticated on Jolokia, he can potentially trigger arbitrary code execution. In details, in ActiveMQ configurations, jetty allows org.jolokia.http.AgentServlet to handler request to /api/jolokia org.jolokia.http.HttpRequestHandler#handlePostRequest is able to create JmxRequest through JSONObject. And calls to org.jolokia.http.HttpRe

CVE-2023-46604 [CRITICAL] CWE-502 CVE-2023-46604: The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability ma The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability may allow a remote attacker with network access to either a Java-based OpenWire broker or client to run arbitrary shell commands by manipulating serialized class types in the OpenWire protocol to cause either the client or the broker (respectively) to

CVE-2021-21346 [CRITICAL] CWE-434 CVE-2021-21346: XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to load and execute arbitrary code from a remote host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security fr

CVE-2021-21350 [CRITICAL] CWE-434 CVE-2021-21350: XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to execute arbitrary code only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist lim

CVE-2021-21344 [CRITICAL] CWE-434 CVE-2021-21344: XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to load and execute arbitrary code from a remote host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security fr

CVE-2021-21351 [CRITICAL] CWE-434 CVE-2021-21351: XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability may allow a remote attacker to load and execute arbitrary code from a remote host only by manipulating the processed input stream. No user is affected, who followed the recommendation to setup XStream's security framewor