curl: MQTT Protocol Violation & Integer Overflow in libcurl

Executive Summary Vulnerability Type: CWE-190 Component: lib/mqtt.c Function: mqttdecodelen Affected Architectures: - All architectures: Protocol non-compliance leading to stream desynchronization - 32-bit architectures: Deterministic integer overflow in length decoding libcurl does not correctly...

Eclipse Paho Go MQTT may incorrectly encode strings if length exceeds 65535 bytes

In Eclipse Paho Go MQTT v3.1 library paho.mqtt.golang versions =1.5.0 UTF-8 encoded strings, passed into the library, may be incorrectly encoded if their length exceeds 65535 bytes. This may lead to unexpected content in packets sent to the server for example, part of an MQTT topic may leak into...

CVE-2025-66217

AIS-catcher is a multi-platform AIS receiver. Prior to version 0.64, an integer underflow vulnerability exists in the MQTT parsing logic of AIS-catcher. This vulnerability allows an attacker to trigger a massive Heap Buffer Overflow by sending a malformed MQTT packet with a manipulated Topic Leng...

MQTT 安全漏洞

MQTT Message Queuing Telemetry Transport is an ISO standard ISO/IEC PRF 20922 publishing/subscribing paradigm-based messaging protocol that operates on the TCP/IP family of protocols and is designed for use in situations where hardware performance is low on remote devices and network conditions a...

CVE-2025-56558

The Dyson MQTT server 2022 and possibly later allows publications and subscriptions by a client that has the correct values of AWSACCESSKEYID, AWSSECRETACCESSKEY, AWSSESSIONTOKEN, and device serial number, even if a device such as a Pure Hot+Cool device has been removed and is not visible in the...

EUVD-2020-6060

Malware in sbrugna...

EUVD-2020-19735

Malware in sbrugna...

A Quantum-Secure Voting Framework Using QKD, Dual-Key Symmetric Encryption, and Verifiable Receipts

Electronic voting systems face growing risks from cyberattacks and data breaches, which are expected to intensify with the advent of quantum computing. To address these challenges, we introduce a quantum-secure voting framework that integrates Quantum Key Distribution QKD, Dual-Key Symmetric...

CVE-2025-55443

Telpo MDM 1.4.6 thru 1.4.9 for Android contains sensitive administrator credentials and MQTT server connection details IP/port that are stored in plaintext within log files on the device's external storage. This allows attackers with access to these logs to: 1. Authenticate to the MDM web platfor...

TOTOLINK T6 Command Injection Vulnerability

TOTOLINK T6 is a wireless dual-band router from China's TOTOLINK Electronics TOTOLINK that supports MQTT protocol and Telnet service. TOTOLINK T6 suffers from a command injection vulnerability that originates from the function ckeckKeepAlive in the file wireless.so failing to properly filter...

CVE-2023-29105

A vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 All versions = V2.0 = V2.0 V2.1, SIMATIC Cloud Connect 7 CC716 All versions V2.1. The affected device is vulnerable to a denial of service while parsing a random non-JSON MQTT payload. This could allow an attacker who can...

CVE-2020-6881

ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device...

CVE-2020-13849

The MQTT protocol 3.1.1 requires a server to set a timeout value of 1.5 times the Keep-Alive value specified by a client, which allows remote attackers to cause a denial of service loss of the ability to establish new connections, as demonstrated by SlowITe...

CVE-2020-27220

The Eclipse Hono AMQP and MQTT protocol adapters do not check whether an authenticated gateway device is authorized to receive command & control messages when it has subscribed only to commands for a specific device. The missing check involves verifying that the command target device is configure...

CVE-2019-19307

An integer overflow in parsemqtt in mongoose.c in Cesanta Mongoose 6.16 allows an attacker to achieve remote DoS infinite loop, or possibly cause an out-of-bounds write, by sending a crafted MQTT protocol packet...

[SECURITY] Fedora 42 Update: mosquitto-2.0.21-1.fc42

Mosquitto is an open source message broker that implements the MQ Telemetry Transport protocol version v5 and 3.1.x. 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-2025-21608 Forged packets over MQTT can show up in direct messages in Meshtastic firmware

Meshtastic is an open source mesh networking solution. In affected firmware versions crafted packets over MQTT are able to appear as a DM in client to a node even though they were not decoded with PKC. This issue has been addressed in version 2.5.19 and all users are advised to upgrade. There are...

OESA-2024-2417 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...

[SECURITY] Fedora 40 Update: mosquitto-2.0.19-1.fc40

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...

PT-2024-10395 · Unknown · Mxview One

Name of the Vulnerable Software and Affected Versions: MXview One affected versions not specified Description: The issue allows an attacker to craft MQTT messages that include relative path traversal sequences, enabling them to read arbitrary files on the system. This could lead to the disclosure...