PT-2026-114246

RabbitMQ is a messaging and streaming broker. From 4.0.0 until 4.0.24, 4.1.15, 4.2.10, and 4.3.4, deps/amqp10 common/src/amqp10 binary parser.erl materializes each element of AMQP 1.0 arrays whose shared constructor has zero width, while limiting only the number of elements in each array and not...

CVE-2026-67235 RabbitMQ: AMQP 0-9-1 body assembly never validates accumulated size

RabbitMQ is a messaging and streaming broker. Prior to versions 4.3.0, 4.2.6, 4.1.11, 4.0.20, and 3.13.15, The content-header BodySize a uint64 was stored without validation against maxmessagesize. The size check ran only when assembly completed. By declaring bodysize = 2^63-1 and then streaming...

PT-2026-105064

RabbitMQ is a messaging and streaming broker. Prior to versions 4.3.0, 4.2.6, 4.1.11, 4.0.20, and 3.13.15, The content-header BodySize a uint64 was stored without validation against max message size. The size check ran only when assembly completed. By declaring body size = 2^63-1 and then streami...