- Fixed memory leak when publishing with mandatory flag without confirms and resolved diagnostics memory read errors.
- Enhanced cluster peer discovery by advertising node hostnames, added detailed Prometheus metrics and enabled Web STOMP over WebSockets to consume from streams.
- Improved plugin behavior: AWS Peer Discovery logs more details, Management UI respects selected vhost for topic permissions, and Osiris dependency upgraded to 1.2.2.
RabbitMQ 3.9.8
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Core server bug fixes: duplicate direct‑reply deliveries, quorum queue recovery issues, malformed AMQP 1.0 frames, topic‑exchange wildcard limits, and OAuth proxy header handling.