OESA-2026-3940 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ all versions prior to 3.8.16 are prone to a denial of service vulnerability due to improp...

CVE-2026-57214

A flaw was found in RabbitMQ, a messaging and streaming broker. The RabbitMQ management user interface UI improperly handles the x-internal-purpose argument when rendering queue or exchange details. This vulnerability allows a user with permissions to declare a queue or exchange to inject and...

CVE-2026-57214: Improper Neutralization of Input During Web Page Generation

RabbitMQ is a messaging and streaming broker. Prior to 4.2.5, the RabbitMQ management UI renders the x-internal-purpose queue or exchange argument into an HTML title attribute without proper escaping on the Queues and Exchanges pages, allowing a user with permission to declare a queue or exchange...

RabbitMQ: RabbitMQ: Cross-site Scripting in management UI allows arbitrary JavaScript execution

A flaw was found in RabbitMQ, a messaging and streaming broker. The RabbitMQ management user interface UI improperly handles the x-internal-purpose argument when rendering queue or exchange details. This vulnerability allows a user with permissions to declare a queue or exchange to inject and...