Apache ActiveMQ 6.0.0-6.3.3 Insecure Cached Auths CVE-2026-111822
CVE-2026-111822 Published on November 4, 2026
Apache ActiveMQ, Apache ActiveMQ Runtime Config: ActiveMQ retains write access after live ACL revocation
Improper invalidation of cached authorizations vulnerability in Apache ActiveMQ, Apache ActiveMQ Runtime Config.
After the runtime configuration plugin removes a principal's write grant on a destination, an authenticated connection opened before the change can keep sending to that destination, including through a new anonymous producer, while fresh connections and new explicit producers are denied.
This issue affects Apache ActiveMQ: from 6.0.0 before 6.3.3, before 5.19.12; Apache ActiveMQ Runtime Config: from 6.0.0 before 6.3.3, before 5.19.12.
Users are recommended to upgrade to version 6.4.0, 6.3.3 or 5.19.12, which fixes the issue.
Products Associated with CVE-2026-111822
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Affected Versions
Apache Software Foundation Apache ActiveMQ:- Version 6.0.0 and below 6.3.3 is affected.
- Before 5.19.12 is affected.
- Version 6.0.0 and below 6.3.3 is affected.
- Before 5.19.12 is affected.