BIT-RABBITMQ-2026-67218 RabbitMQ: Super-stream HTTP creation skips configure-permission check

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

BIT-RABBITMQ-2026-66080 RabbitMQ: Super-stream partitions unbounded allocation

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...

CVE-2026-67218

A flaw was found in RabbitMQ. A user with management tag and virtual host vhost access, but lacking configure permissions, can exploit a vulnerability in the HTTP API for super-stream creation. This flaw allows the user to bypass permission checks and create persistent cluster-wide resources, suc...

Linux Distros Unpatched Vulnerability : CVE-2026-67218

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls...

CVE-2026-67218

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

CVE-2026-67218 RabbitMQ: Super-stream HTTP creation skips configure-permission check

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

CVE-2026-67218

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

EUVD-2026-85663

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

CVE-2026-67218 RabbitMQ: Super-stream HTTP creation skips configure-permission check

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

CVE-2026-67218: Missing Authorization

RabbitMQ is a messaging and streaming broker. Prior to versions 4.0.22, 4.1.11, 4.2.6, and 4.3.0, acceptcontent/2 at line 56 calls rabbitstreammanager:createsuperstream/... directly after isauthorized which only checks the management tag + vhost access via isauthorizedvhost. The stream-protocol...

rabbitmq-server: RabbitMQ: Denial of Service via unbounded super-stream partition allocation

A flaw was found in RabbitMQ. A highly privileged remote attacker, with the rabbitmqstreammanagement plugin enabled and access to the target vhost, can exploit an unbounded allocation vulnerability in the super-stream partitions. This allows the attacker to allocate a large amount of memory,...

rabbitmq-server: RabbitMQ: Privilege escalation via super-stream HTTP creation

A flaw was found in RabbitMQ. A user with management tag and virtual host vhost access, but lacking configure permissions, can exploit a vulnerability in the HTTP API for super-stream creation. This flaw allows the user to bypass permission checks and create persistent cluster-wide resources, suc...