SUSE CVE-2026-67418

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

UBUNTU-CVE-2026-67418

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

DEBIAN-CVE-2026-67418

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

AZL-108480 CVE-2026-67418 affecting package rabbitmq-server 3.13.7-9

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

CVE-2026-67418

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

EUVD-2026-101419

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmqmqtt/src/rabbitmqttpacket.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticated...

PT-2026-122684

RabbitMQ is a messaging and streaming broker. From 3.13.0 until 3.13.19, 4.0.24, 4.1.15, 4.2.10, and 4.3.5, the MQTT 5 parser in deps/rabbitmq mqtt/src/rabbit mqtt packet.erl accepts Request-Problem-Information on PUBLISH packets even though the property is valid only for CONNECT. An authenticate...

CVE-2026-8741 EMQX QoS 2 PUBLISH Packet emqx_persistent_session_ds.erl race condition

A vulnerability has been found in EMQX up to 6.2.0. This affects an unknown function of the file apps/emqx/src/emqxpersistentsessionds.erl of the component QoS 2 PUBLISH Packet Handler. Such manipulation leads to race condition. The attack may be performed from remote. A high complexity level is...

CVE-2025-59947

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947 NanoMQ has Buffer Overflow

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947 NanoMQ has Buffer Overflow

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947 NanoMQ has Buffer Overflow

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

CVE-2025-59947: Buffer Copy without Checking Size of Input

NanoMQ is a messaging broker/bus for IoT Edge & SDV. Versions prior to 0.24.4 have a buffer overflow case while the PUBLISH packets trigger both shared subscription and vanila subscription. This is fixed in version 0.24.4. As a workaround, disable shared subscription...

NanoMQ security vulnerabilities

NanoMQ is a lightweight and fast MQTT Broker for IoT edge platforms open sourced by EMQ USA. A security vulnerability exists in NanoMQ versions prior to 0.24.4 that stems from a buffer overflow in PUBLISH packets triggering shared and normal subscriptions...

EUVD-2018-9361

Malware in sbrugna...

mosquitto: sending specific sequences of packets may trigger memory leak

A flaw was found in Eclipse Mosquitto. A remote attacker may be able to trigger memory leakage, segmentation fault, or a heap-use-after-free condition by sending specific sequences of "CONNECT", "DISCONNECT", "SUBSCRIBE", "UNSUBSCRIBE", and "PUBLISH" packets...

Losant Arduino MQTT Client Stack-based Buffer Overflow Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Losant Arduino MQTT Client. User interaction is not required to exploit this vulnerability. The specific flaw exists within the parsing of MQTT PUBLISH packets. The issue results from the lack of...

GHSA-H9MJ-FGHC-664W Denial of Service in mqtt

Affected versions of mqtt do not properly handle PUBLISH packets returning from the server, leading to a Denial of Service condition. The vulnerability is completely mitigated if the only connected servers are trusted, guaranteed not to be under the control of a malicious actor. Proof of Concept...