DEBIAN-CVE-2026-67222

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

AZL-105750 CVE-2026-67222 affecting package rabbitmq-server 3.13.7-9

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

UBUNTU-CVE-2026-67412

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 4.3.3, 4.2.9 , 4.1.14, 4.0.24, and 3.13.18, Federation upstream in RabbitMQ skips vhost authorization allowing cross-vhost message access. what the bug lets you do. A policymaker on one vhost reads and drains messages out of another...

CVE-2026-67412

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 4.3.3, 4.2.9 , 4.1.14, 4.0.24, and 3.13.18, Federation upstream in RabbitMQ skips vhost authorization allowing cross-vhost message access. what the bug lets you do. A policymaker on one vhost reads and drains messages out of another...

UBUNTU-CVE-2026-67222

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67412

A flaw was found in RabbitMQ. The Federation feature fails to enforce virtual host vhost authorization checks when validating upstream connections. An authenticated user with policy configuration privileges in one vhost can exploit this flaw by targeting another vhost where they lack permissions...

CVE-2026-67406 RabbitMQ: Federation and Shovel Gen-Servers Lack format_status Callback — Plaintext Credentials Exposed in Crash Dumps and sys:get_status

RabbitMQ is a messaging and streaming broker. From 4.0.0 until 4.3.3, 4.2.9, 4.1.14, and 4.0.23, Shovel does not format state logged by the crash reporter and can leave unencrypted credentials in a crash dump file. the shovel worker genserver processes does not implement the formatstatus/2...

CVE-2026-67406 RabbitMQ: Federation and Shovel Gen-Servers Lack format_status Callback — Plaintext Credentials Exposed in Crash Dumps and sys:get_status

RabbitMQ is a messaging and streaming broker. From 4.0.0 until 4.3.3, 4.2.9, 4.1.14, and 4.0.23, Shovel does not format state logged by the crash reporter and can leave unencrypted credentials in a crash dump file. the shovel worker genserver processes does not implement the formatstatus/2...

CVE-2026-67406 RabbitMQ: Federation and Shovel Gen-Servers Lack format_status Callback — Plaintext Credentials Exposed in Crash Dumps and sys:get_status

RabbitMQ is a messaging and streaming broker. From 4.0.0 until 4.3.3, 4.2.9, 4.1.14, and 4.0.23, Shovel does not format state logged by the crash reporter and can leave unencrypted credentials in a crash dump file. the shovel worker genserver processes does not implement the formatstatus/2...

CVE-2026-67412 RabbitMQ: Federation upstream skips vhost authorization allowing cross-vhost message access

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 4.3.3, 4.2.9 , 4.1.14, 4.0.24, and 3.13.18, Federation upstream in RabbitMQ skips vhost authorization allowing cross-vhost message access. what the bug lets you do. A policymaker on one vhost reads and drains messages out of another...

EUVD-2026-87160

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 4.3.3, 4.2.9 , 4.1.14, 4.0.24, and 3.13.18, Federation upstream in RabbitMQ skips vhost authorization allowing cross-vhost message access. what the bug lets you do. A policymaker on one vhost reads and drains messages out of another...

CVE-2026-67412 RabbitMQ: Federation upstream skips vhost authorization allowing cross-vhost message access

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 4.3.3, 4.2.9 , 4.1.14, 4.0.24, and 3.13.18, Federation upstream in RabbitMQ skips vhost authorization allowing cross-vhost message access. what the bug lets you do. A policymaker on one vhost reads and drains messages out of another...

CVE-2026-67412

The RabbitMQ messaging and streaming broker is vulnerable to a cross-vhost authorization bypass in its Federation upstream feature. Specifically, the system validates the upstream URI without enforcing vhost-access checks. This allows a policymaker with privileges on one vhost to read and drain (...

EUVD-2026-87143

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222 RabbitMQ: list_to_atom on auth_mechanism URI tokens in amqp_client

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222 RabbitMQ: list_to_atom on auth_mechanism URI tokens in amqp_client

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222 RabbitMQ: list_to_atom on auth_mechanism URI tokens in amqp_client

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.15, 4.0.20, 4.1.11, and 4.2.6, mechanisms/1 applied listtoatom/1 to every colon-delimited token in an attacker-controlled authmechanism value, permanently consuming Erlang VM atoms and allowing the node to be crashed with a larg...

CVE-2026-67222

The messaging and streaming broker RabbitMQ is vulnerable to a Denial of Service (DoS) attack in versions 3.13.0 through 3.13.14 , 4.0.0 through 4.0.19 , 4.1.0 through 4.1.10 , and 4.2.0 through 4.2.5 . The root cause is that the mechanisms/1 function applies list_to_atom/1 to every colon-delimit...