CVE-2026-74761

Improper input validation in TopicRegion in Apache ActiveMQ, Apache ActiveMQ Broker, and Apache ActiveMQ All on all platforms. An authenticated client can spoof clientId when removing a durable topic subscription. This issue affects Apache ActiveMQ Broker: before 5.19.11, from 6.0.0 before 6.3.2; Apache ActiveMQ All: before 5.19.11, from 6.0.0 before 6.3.2; Apache ActiveMQ: before 5.19.11, from 6.0.0 before 6.3.2. Users are recommended to upgrade to version 6.3.2 or 5.19.11 which fixes the issue.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/n9md06jo7ccqmj2mntx4kpcl2d5xqntz	Mailing List Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/09/08/12	Mailing List

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:apache:activemq::::::::
	cpe:2.3:a:apache:activemq::::::::
	cpe:2.3:a:apache:activemq_all::::::::
	cpe:2.3:a:apache:activemq_all::::::::
	cpe:2.3:a:apache:activemq_broker::::::::
	cpe:2.3:a:apache:activemq_broker::::::::

History

18 Sep 2026, 14:37

Type	Values Removed	Values Added
CPE		cpe:2.3:a:apache:activemq:::::::: cpe:2.3:a:apache:activemq_broker:::::::: cpe:2.3:a:apache:activemq_all::::::::
References	~~() https://lists.apache.org/thread/n9md06jo7ccqmj2mntx4kpcl2d5xqntz -~~	() https://lists.apache.org/thread/n9md06jo7ccqmj2mntx4kpcl2d5xqntz - Mailing List, Vendor Advisory
References	~~() http://www.openwall.com/lists/oss-security/2026/09/08/12 -~~	() http://www.openwall.com/lists/oss-security/2026/09/08/12 - Mailing List
First Time		Apache Apache activemq Broker Apache activemq All Apache activemq

Information

Published : 2026-09-09 12:17

Updated : 2026-09-18 14:37

NVD link : CVE-2026-74761

Mitre link : CVE-2026-74761

CVE.ORG link : CVE-2026-74761

JSON object : View

Products Affected

apache

activemq
activemq_broker
activemq_all

CWE

CWE-20

Improper Input Validation

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