Security Advisory

CVE-2026-33215

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-03-24 20:55:53

Last updated 2026-03-25 13:05:12

Assigner GitHub_M

State PUBLISHED

Description

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 issue. No known workarounds are available.

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