org.apache.artemis:artemis-server: org.apache.activemq:artemis-server: Apache Artemis, Apache ActiveMQ Artemis: Message injection and exfiltration due to missing authentication
Summary
org.apache.artemis:artemis-server: org.apache.activemq:artemis-server: Apache Artemis, Apache ActiveMQ Artemis: Message injection and exfiltration due to missing authentication. Red Hat rates this important (CVSS 9.1). Weakness: CWE-306. Affected package(s): eap8-activemq-artemis, artemis-server. Resolved in Red Hat advisory RHSA-2026:3955 — update the affected packages (`sudo dnf update`).
- eap8-activemq-artemis-0:2.40.0-6.redhat_00012.1.el8eap
- eap8-activemq-artemis-0:2.40.0-6.redhat_00012.1.el9eap
- artemis-server
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
- RHSA-2026:3955
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:3955 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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