CVE-2026-67225 RabbitMQ: Stream-protocol frame length never validated against frame_max

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, the stream protocol stored the FrameMax value negotiated during the Tune handshake but did not compare it with an inbound frame's declared length before buffering the frame. With the stream plugin...

EUVD-2026-87145

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, the stream protocol stored the FrameMax value negotiated during the Tune handshake but did not compare it with an inbound frame's declared length before buffering the frame. With the stream plugin...

CVE-2026-67230

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, the Web STOMP WebSocket handler enforced neither maxframesize nor logintimeout before authentication, allowing an unauthenticated client to keep a connection alive with a slow stream of small frame...

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-2026-67236

RabbitMQ is a messaging and streaming broker. From 4.2.0 until 4.2.8 and 4.3.2, a successful POST /login caused isauthorized/2 to set an auth cookie containing base64-encoded username:password credentials without HttpOnly, Secure, SameSite, or expiration protections. Because base64 is encoding...

ROOT-APP-MAVEN-CVE-2026-63337 CVE-2026-63337 in com.rabbitmq:amqp-client - Patched by Root

Root has patched CVE-2026-63337 in the com.rabbitmq:amqp-client package for Root:Maven. Multiple fixed versions available...

ROOT-APP-MAVEN-CVE-2026-69219 CVE-2026-69219 in com.rabbitmq:amqp-client - Patched by Root

Root has patched CVE-2026-69219 in the com.rabbitmq:amqp-client package for Root:Maven. Multiple fixed versions available...

OESA-2026-4032 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP...

OESA-2026-4031 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP...

OESA-2026-4030 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP...

OESA-2026-4029 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP...

OESA-2026-4028 rabbitmq-server security update

RabbitMQ is an implementation of AMQP, the emerging standard for high performance enterprise messaging. The RabbitMQ server is a robust and scalable implementation of an AMQP broker. Security Fixes: RabbitMQ is a multi-protocol messaging and streaming broker. HTTP API did not enforce an HTTP...

CVE-2026-67233

A flaw was found in RabbitMQ. An authenticated monitoring user, who is intended to have read-only access, can exploit an improper authorization vulnerability. This allows them to delete or restart 'shovels' in any virtual host they can access, leading to a denial of service or disruption of messa...

CVE-2026-67233

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1, The shovel management resource's isauthorized/2 delegates to rabbitmgmtutil:isauthorizedmonitor/2, which accepts the monitoring tag. But allowedmethods includes DELETE, and deleteresource/2...

CVE-2026-67233

The messaging and streaming broker RabbitMQ is vulnerable to an authorization bypass in versions prior to 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1 . When both the rabbitmq_shovel and rabbitmq_shovel_management plugins are enabled, a user with a monitoring tag can perform unauthorized state-chang...

CVE-2026-67233 RabbitMQ: Monitoring-tag user can DELETE shovels

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.1, The shovel management resource's isauthorized/2 delegates to rabbitmgmtutil:isauthorizedmonitor/2, which accepts the monitoring tag. But allowedmethods includes DELETE, and deleteresource/2...

CVE-2026-67238

A flaw was found in RabbitMQ, a messaging and streaming broker. An authenticated AMQP Advanced Message Queuing Protocol client can trigger an atom-table exhaustion by sending specially crafted reply-to queue names for decoding. This can lead to the entire Erlang Virtual Machine VM crashing,...

CVE-2026-67220

A flaw was found in RabbitMQ, a messaging and streaming broker. An authenticated low-privilege AMQP Advanced Message Queuing Protocol user can exploit this vulnerability by creating bindings on an x-jms-topic exchange with specially crafted selector strings. This action causes an exhaustion of...

CVE-2026-66080

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,...

CVE-2026-66075

A flaw was found in RabbitMQ, a messaging and streaming broker. A remote attacker with monitoring user credentials can exploit an authorization flaw to restart federation links. This unauthorized action disrupts message flow, leading to a denial of service DoS for affected services. This...