CVE-2026-25627

CVE-2026-25627 affects NanoMQ (MQTT broker) where the MQTT-over-WebSocket transport could crash due to an out-of-bounds read when processing an MQTT packet with a deliberately large Remaining Length. The issue arises because the receive path copies Remaining Length bytes without ensuring the sock...

EUVD-2026-17195

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. Prior to version 0.24.8, NanoMQ’s MQTT-over-WebSocket transport can be crashed by sending an MQTT packet with a deliberately large Remaining Length in the fixed header while providing a much shorter actual payload. The code path...

NanoMQ 缓冲区错误漏洞

NanoMQ is a lightweight and fast MQTT Broker for IoT edge platforms. A buffer overflow vulnerability exists in NanoMQ versions prior to 0.24.8. The vulnerability stems from the MQTT-over-WebSocket transport failing to properly validate the receive buffer size when processing MQTT packets with...

PT-2026-29116

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. Prior to version 0.24.8, NanoMQ’s MQTT-over-WebSocket transport can be crashed by sending an MQTT packet with a deliberately large Remaining Length in the fixed header while providing a much shorter actual payload. The code path...

NanoMQ 代码问题漏洞

NanoMQ is an open-source IoT edge platform broker developed by EMQ in the United States. Version 0.24.6 of NanoMQ contains a code vulnerability. This vulnerability arises when HTTP authentication is enabled, and placeholders like "%u%" or "%P%" are used during client connections. This can lead to...

CVE-2026-21888

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: getvarinteger accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

CVE-2026-21888

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: getvarinteger accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

CVE-2026-21888 MQTT v5 Variable Byte Integer parsing out-of-bounds: get_var_integer()

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: getvarinteger accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

EUVD-2026-11190

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: getvarinteger accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

CVE-2026-21888

CVE-2026-21888 affects NanoMQ (MQTT v5) where get_var_integer() in the Variable Byte Integer parser accepts 5-byte varints without bounds checks, causing an out-of-bounds read and potential crash when built with ASan. Impact is described as high severity (CVSSv3.1: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N...

CVE-2026-21888

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: getvarinteger accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

PT-2026-24697

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. MQTT v5 Variable Byte Integer parsing out-of-bounds: get var integer accepts 5-byte varints without bounds checks; reliably triggers OOB read / crash when built with ASan. This affects 0.24.6 and earlier...

NanoMQ 缓冲区错误漏洞

NanoMQ is an open-source IoT edge platform broker developed by EMQ in the United States. Versions of NanoMQ prior to 0.24.6 contain a buffer error vulnerability. This vulnerability stems from the lack of boundary checks during the parsing of variable byte integers in MQTT v5, which can lead to...

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...

NanoMQ 资源管理错误漏洞

NanoMQ is an open-source IoT edge platform broker developed by EMQ in the United States. Version 0.24.6 of NanoMQ contains a resource management vulnerability caused by heap memory corruption, which may lead to the immediate termination of the proxy process...

PT-2026-23067

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-2025-68699

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, NanoMQ has a protocol parsing / forwarding inconsistency when handling shared subscriptions $share/. A malformed SUBSCRIBE topic such as $share/ab missing the second / is not strictly validated during the...

CVE-2025-68699 NanoMQ $share/ Subscription Validation and Forwarding Parsing Inconsistency: NULL Pointer Increment Causes Crash

NanoMQ MQTT Broker NanoMQ is an all-around Edge Messaging Platform. In version 0.24.6, NanoMQ has a protocol parsing / forwarding inconsistency when handling shared subscriptions $share/. A malformed SUBSCRIBE topic such as $share/ab missing the second / is not strictly validated during the...