CVE-2026-76816

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.137.Final and 4.2.17.Final, MqttEncoder does not validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null bytes in MQTT UTF-8 string fields and...

EUVD-2026-65093

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.137.Final and 4.2.17.Final, MqttEncoder does not validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null bytes in MQTT UTF-8 string fields and...

CVE-2026-76816

Netty , an asynchronous event-driven network framework, contains a validation bypass in its MqttEncoder prior to versions 4.1.137.Final and 4.2.17.Final . The encoder fails to validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null by...

CVE-2026-76816

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.137.Final and 4.2.17.Final, MqttEncoder does not validate client identifiers, will topics, usernames, and PUBLISH topic names before encoding, allowing prohibited null bytes in MQTT UTF-8 string fields and...

PT-2026-81028

Name of the Vulnerable Software and Affected Versions Netty versions prior to 4.1.137.Final Netty versions prior to 4.2.17.Final Description Netty is an asynchronous, event-driven network application framework. The MqttEncoder does not validate client identifiers, will topics, usernames, and...