CVE-2026-74761EPSS p48.1%
CVE-2026-74761CVE-2026-74761
apache / activemq
Description
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.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| EPSS | 0.62% probability of exploitation · percentile 48.1% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-18 |