CVE-2026-50734

Memory Allocation with Excessive Size Value vulnerability in Apache ActiveMQ Client, Apache ActiveMQ, Apache ActiveMQ All. An unauthenticated network attacker can cause a broker DoS by sending a crafted WireFormatInfo frame with a malicious large size value. The value is not validate and causes t...

CocoaMQTT: Denial of Service via Reachable Assertion in `PUBLISH` Packet Parsing

A vulnerability exists in the packet parsing logic of CocoaMQTT that allows an attacker or a compromised/malicious MQTT broker to remotely crash the host iOS/macOS/tvOS application. The vulnerability is located in Source/FramePublish.swift during the extraction of the Topic string from the incomi...

CVE-2026-22040

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory...

CVE-2026-22040 NanoMQ 0.24.6 Use-After-Free Leading to Heap Corruption and Broker Crash

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory...

EUVD-2026-9497

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory...

CVE-2026-22040 NanoMQ 0.24.6 Use-After-Free Leading to Heap Corruption and Broker Crash

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory...

CVE-2026-22040

The vulnerability CVE-2026-22040 affects NanoMQ (NanoMQ) Broker version 0.24.6. A crafted traffic pattern—high-frequency publishes with rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter—can reliably trigger a heap memory corruption in the Broker process, ca...

CVE-2026-22040 NanoMQ 0.24.6 Use-After-Free Leading to Heap Corruption and Broker Crash

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, by generating a combined traffic pattern of high-frequency publishes and rapid reconnect/kick-out using the same ClientID and massive subscribe/unsubscribe jitter, it is possible to reliably trigger heap memory...

EUVD-2018-0541

Malware in sbrugna...

EUVD-2010-3684

Malware in sbrugna...

EUVD-2024-32502

Malicious code in bioql PyPI...

CVE-2019-5432

A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module versions 3.5.1, 4.0.0 - 4.1.3, 5.0.0 - 5.6.1, 6.0.0 - 6.1.2 for decoding...

Linux Distros Unpatched Vulnerability : CVE-2024-3935

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection...

[SECURITY] [DLA 4059-1] mosquitto security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4059-1 [email protected] https://www.debian.org/lts/security/ Abhijith PA February 20, 2025 https://wiki.debian.org/LTS -...

OESA-2024-2345 mosquitto security update

Mosquitto is an open source message broker that implements the MQ Telemetry Transport protocol version 3.1 and 3.1.1 MQTT provides a lightweight method of carrying out messaging using a publish/subscribe model. This makes it suitable for "machine to machine" messaging such as with low power senso...

OESA-2024-2344 mosquitto security update

Mosquitto is an open source message broker that implements the MQ Telemetry Transport protocol version 3.1 and 3.1.1 MQTT provides a lightweight method of carrying out messaging using a publish/subscribe model. This makes it suitable for "machine to machine" messaging such as with low power senso...

CVE-2024-3935

In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing bridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the...

CVE-2024-35512

hmq v1.5.5 is vulnerable to Denial of Service DoS due to a Null Pointer Exception. A remote attacker can trigger a broker crash by sending a specially crafted MQTT UNSUBSCRIBE packet with an illegal control character Topic. The failure to properly validate this field leads to a null pointer...

Denial of Service in Apache ActiveMQ

Apache ActiveMQ before 5.6.0 allows remote attackers to cause a denial of service file-descriptor exhaustion and broker crash or hang by sending many openwire failover:tcp:// connection requests...

GHSA-9WCX-326R-7J7W Denial of Service in Apache ActiveMQ

Apache ActiveMQ before 5.6.0 allows remote attackers to cause a denial of service file-descriptor exhaustion and broker crash or hang by sending many openwire failover:tcp:// connection requests...