1257 matches found
KB5087538: Windows 10 version 1809 / Windows Server 2019 Security Update (May 2026)
The remote Windows host is missing security update 5087538. It is, therefore, affected by multiple vulnerabilities - Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network. CVE-2026-41089 - Heap-based buffer overflow in Windows Win32K - GRFX...
KB5087471: Windows Server 2012 R2 Security Update (May 2026)
The remote Windows host is missing security update 5087471. It is, therefore, affected by multiple vulnerabilities - Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network. CVE-2026-41089 - Heap-based buffer overflow in Windows Win32K - GRFX...
Allocation of Resources Without Limits or Throttling
Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to the lack of size limits applied to the Properties section during the decoding process. An attacker can cause excessive CPU and memory consumption by sending MQTT messages with...
CVE-2026-32324
Anviz CX7 Firmware is vulnerable because the application embeds reusable certificate/key material, enabling decryption of MQTT traffic and potential interaction with device messaging channels at scale...
PT-2026-33489
CVE-2026-32324 Anviz CX7 Firmware is vulnerable because the application embeds reusable certificate/key material, enabling decryption of MQTT traffic and potential interaction wi… https://t.co/229Go9uB4w...
GO-2026-4833 NATS is vulnerable to MQTT hijacking via Client ID in github.com/nats-io/nats-server
NATS is vulnerable to MQTT hijacking via Client ID in github.com/nats-io/nats-server...
Nats-Server 安全漏洞
Nats-Server is a high-performance server developed by Nats Open Source, used for native message delivery systems on Nats.io, cloud, and edge environments. There were security vulnerabilities in versions of Nats-Server before 2.11.15 and 2.12.6. These vulnerabilities stemmed from the lack of ACL...
Credential Exposure
Overview github.com/nats-io/nats-server/v2/server is an A simple, secure and performant communications system for digital systems, services and devices. Affected versions of this package are vulnerable to Credential Exposure through the MQTT authentication processing in...
CVE-2026-33215
NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The nats-server provides an MQTT client interface. Prior to versions 2.11.15 and 2.12.5, Sessions and Messages can by hijacked via MQTT Client ID malfeasance. Versions 2.11.15 and 2.12.5 patch the issu...
EUVD-2025-208266
Apache ActiveMQ does not properly validate the remaining length field which may lead to an overflow during the decoding of malformed packets. When this integer overflow occurs, ActiveMQ may incorrectly compute the total Remaining Length and subsequently misinterpret the payload as multiple MQTT...
GHSA-C825-6PH3-4H84 Apache ActiveMQ is Vulnerable to Integer Overflow or Wraparound
Apache ActiveMQ does not properly validate the remaining length field which may lead to an overflow during the decoding of malformed packets. When this integer overflow occurs, ActiveMQ may incorrectly compute the total Remaining Length and subsequently misinterpret the payload as multiple MQTT...
IBM MQ Appliance 加密问题漏洞
IBM MQ Appliance is an IBM software that is pre-installed on specialized, secure hardware. Versions of IBM MQ Appliance 9.4 CD 9.4.4.1 and earlier have a security vulnerability due to the use of encryption algorithms that are weaker than expected. This vulnerability may allow attackers to decrypt...
curl: MQTT Protocol Packet Injection via Unchecked CONNACK Remaining Length
I'm not sure if this is a vulnerability or intended behavior, but I noticed that curl MQTT implementation accepts CONNACK packets with Remaining Length values greater than 2, which appears to violate the MQTT v3.1.1 specification. According to the MQTT spec, CONNACK packets should have a Remainin...
OPENSUSE-SU-2026:20082-1 Security update for rabbitmq-server
This update for rabbitmq-server fixes the following issues: Changes in rabbitmq-server: Update to 4.1.5: Highlights - Khepri, an alternative schema data store developed to replace Mnesia, has matured and is now fully supported it previously was an experimental feature - AMQP 1.0 is now a core...
CVE-2026-22535
CVE-2026-22535 concerns an attacker with network access and valid credentials who can write to the server topics that control MQTT communications due to unencrypted MQTT protocol. The issue is described across multiple feeds (Red Hat, NVD, CIRCL, CVE lists, EUVD/ENISA, CNNVD, etc.) as a vulnerabi...
December 18, 2025—KB5074979 (Monthly Rollup) Out-of-band
None None...
December 18, 2025—KB5074977 (Monthly Rollup) Out-of-band
None None...
Man-In-The-Middle (MITM) Attack
MQTT is vulnerable to a Man-in-the-Middle MITM attack. The vulnerability is due to missing hostname verification by default, which allows an attacker to intercept and manipulate communication between clients and servers...
