GHSA-9C5Q-W6GR-FXCQ MQTT does not validate hostnames

A flaw was found in Rubygem MQTT. By default, the package used to not have hostname validation, resulting in possible Man-in-the-Middle MITM attack...

[SECURITY] Fedora 42 Update: qt6-qtmqtt-6.9.3-1.fc42

MQTT is a machine-to-machine M2M protocol utilizing the publish-and-subscri be paradigm, and provides a channel with minimal communication overhead. The Qt MQTT module provides a standard compliant implementation of the MQTT protocol specification. It enables applications to act as telemetry...

EUVD-2025-32583

Components of the YoSmart YoLink ecosystem through 2025-10-02 leverage unencrypted MQTT to communicate over the internet. An attacker with the ability to monitor network traffic could therefore obtain sensitive information or tamper with the traffic to control affected devices. This affects YoLin...

CVE-2025-59448

CVE-2025-59448 concerns the YoSmart YoLink ecosystem, where components including the YoLink Hub 0382, YoLink Mobile Application 1.40.41, and YoLink MQTT Broker communicate over the internet using unencrypted MQTT. The vulnerability arises from insecure transmission, allowing an attacker who can m...

EUVD-2025-24557

Malicious code in bioql PyPI...

EUVD-2025-25834

Malicious code in bioql PyPI...

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...

Sungrow iSolarCloud 安全漏洞

Sungrow iSolarCloud Sunshine Cloud is a software for monitoring and managing PV power plants from China's Sunny Power Sungrow. A security vulnerability exists in Sungrow iSolarCloud, which stems from an under-restricted MQTT service that could result in subscribing to arbitrary topics and...

Siemens SiPass Integrated 访问控制错误漏洞

Siemens SiPass Integrated is a powerful and extremely flexible access control system from Siemens, Germany. An access control error vulnerability exists in Siemens SiPass Integrated V6.4.8 and prior versions, which stems from the device exposing multiple unauthenticated MQTT URLs, which could all...

PT-2025-6926 · Unknown · Meshtastic

Name of the Vulnerable Software and Affected Versions: Meshtastic versions prior to 2.5.19 Description: Meshtastic is an open source mesh networking solution. In affected firmware versions, crafted packets over MQTT can appear as a DM in client to a node even though they were not decoded with PKC...

The vulnerability of the implementation of the Message Queuing Telemetry Transport (MQTT) protocol in the MXview One industrial network management platform allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the Message Queuing Telemetry Transport MQTT protocol implementation of the MXview One industrial network management platform is related to an incorrect limit on the path name to the directory. Exploiting this vulnerability could allow a malicious actor, operating remotely, t...

CVE-2024-45722

Ruijie Reyee OS versions 2.206.x up to but not including 2.320.x uses weak credential mechanism that could allow an attacker to easily calculate MQTT credentials...

UBUNTU-CVE-2024-8376

In Eclipse Mosquitto up to version 2.0.18a, an attacker can achieve memory leaking, segmentation fault or heap-use-after-free by sending specific sequences of "CONNECT", "DISCONNECT", "SUBSCRIBE", "UNSUBSCRIBE" and "PUBLISH" packets...

PT-2024-32394 · Unknown · Meshtastic

Name of the Vulnerable Software and Affected Versions: Meshtastic versions prior to 2.5.1 Description: Meshtastic is an open source, off-grid, decentralized, mesh network that uses MQTT to communicate over an internet connection to a shared or private MQTT Server. Nodes can communicate directly v...

Zsviot Camera 安全漏洞

Zsviot Camera is a camera from the Chinese company Zsviot. A security vulnerability exists in Zsviot Camera version 8.26.31, which originates from an unknown portion of the component MQTT Packet Handler that can lead to a denial of service...

CVE-2023-1748

The listed versions of Nexx Smart Home devices use hard-coded credentials. An attacker with unauthenticated access to the Nexx Home mobile application or the affected firmware could view the credentials and access the MQ Telemetry Server MQTT server and the ability to remotely control garage door...

SUSE 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...

The vulnerability of InHand Networks InRouter 302 and InRouter 615 microprogrammed software lies in the use of an unencrypted data transmission channel by default. This allows attackers to gain unauthorized access to protected information or execute arbitrary commands.

The vulnerability of InHand Networks InRouter 302 and InRouter 615 microprogrammed software lies in the use of an unencrypted data transmission channel by default. Exploiting this vulnerability could allow a malicious actor to gain unauthorized access to protected information or execute arbitrary...

MQTT 跨站脚本漏洞

MQTT Message Queuing Telemetry Transport is an ISO standard ISO/IEC PRF 20922 based on the Publish/Subscribe paradigm of messaging protocols, which works on the TCP/IP family of protocols, and is designed for remote devices with low hardware performance and poor network conditions. It works on th...

TotoLink routers 命令注入漏洞

TOTOLink T6 is a wireless dual-band router from TotoLink, China.TOTOLink T10 is a wireless network system router from TotoLink, China.The recvSlaveUpgstatus function of TOTOLINK Technology Routers T6 and T10 is vulnerable to command injection. vulnerability. An attacker can exploit this...