CVE-2026-61634 RabbitMQ Java client accepts broker frames larger than the negotiated AMQP frame_max

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

CVE-2026-61634 RabbitMQ Java client accepts broker frames larger than the negotiated AMQP frame_max

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, the AMQP connection tuning path records the negotiated AMQP framemax value, but src/main/java/com/rabbitmq/client/impl/SocketFrameHandler.java and...

CVE-2026-61634

In RabbitMQ Java client prior to 5.33.0, SocketFrameHandler.java and NettyFrameHandlerFactory validate frame payload lengths against maxInboundMessageBodySize instead of the negotiated frame_max, so a malicious broker can send oversized method frames that bypass MalformedFrameException checks, ca...

CVE-2026-63335

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.31.0, inbound AMQP command assembly in src/main/java/com/rabbitmq/client/impl/CommandAssembler.java processes a content-bearing method and header whose...