AWS amazon-mq: Add RabbitMQ 4.3 release note to Amazon MQ release notes
Summary
Adds a September 09, 2026 entry announcing support for RabbitMQ 4.3, including quorum queue strict priority ordering, quorum queue delayed retry, granular consumer timeouts, consistent hash exchange, and removal of features deprecated in 4.x (transient queues, global QoS, classic queue v1), with links to version and upgrade docs.
Security assessment
The added lines are release-note prose and links describing a broker engine version upgrade; no CVE, vulnerability, or security control (encryption, IAM, auth, logging) is referenced.
Evidence
September 09, 2026 | Amazon MQ now supports RabbitMQ 4.3, a new minor version release which introduces quorum queue strict priority ordering with up to 32 levels, quorum queue delayed retry with configurable backoff, and granular consumer timeout for quorum queues. RabbitMQ 4.3 also adds the consistent hash exchange (x-modulus-hash) as a built-in core feature and completes the removal of features deprecated in 4.x, including transient queues, global QoS, and classic queue v1. For more information, see
Diff
diff --git a/amazon-mq/latest/developer-guide/amazon-mq-release-notes.md b/amazon-mq/latest/developer-guide/amazon-mq-release-notes.md index d0c42c2c3..672822a79 100644 --- a//amazon-mq/latest/developer-guide/amazon-mq-release-notes.md +++ b//amazon-mq/latest/developer-guide/amazon-mq-release-notes.md @@ -12,0 +13,8 @@ Date | Documentation Update +September 09, 2026 | Amazon MQ now supports RabbitMQ 4.3, a new minor version release which introduces quorum queue strict priority ordering with up to 32 levels, quorum queue delayed retry with configurable backoff, and granular consumer timeout for quorum queues. RabbitMQ 4.3 also adds the consistent hash exchange (x-modulus-hash) as a built-in core feature and completes the removal of features deprecated in 4.x, including transient queues, global QoS, and classic queue v1. For more information, see + + * [RabbitMQ 4.3](./rabbitmq-43.html) + * [RabbitMQ 4](./rabbitmq-4.html) + * [Open-source RabbitMQ release notes](https://www.rabbitmq.com/release-information) + * [Amazon MQ Version upgrades](./upgrading-brokers.html) + +