CVE-2026-66080

RabbitMQ is a messaging and streaming broker. Prior to versions 4.1.11, 4.2.6, and 4.3.0, validatepartitions only checks that the requested partition count is at least 1, with no upper bound. A large count such as lists:seq0, 500000000 allocates roughly 8GB. Preconditions include The...

PT-2026-97563

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 4.1.11 RabbitMQ versions prior to 4.2.6 RabbitMQ versions prior to 4.3.0 Description An issue exists in the validate partitions function where it only verifies that the requested partition count is at least 1, withou...

PT-2026-97579

Name of the Vulnerable Software and Affected Versions RabbitMQ versions prior to 4.0.22 RabbitMQ versions prior to 4.1.11 RabbitMQ versions prior to 4.2.6 RabbitMQ versions prior to 4.3.0 Description An issue exists in the HTTP handler of the rabbitmq stream management plugin where the accept...