CVE-2026-33356 (GCVE-0-2026-33356)
Vulnerability from cvelistv5
Published
2026-05-11 16:02
Modified
2026-05-11 18:18
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
In Meari IoT Cloud MQTT Broker deployments running EMQX 4.x, any authenticated low-privilege account can subscribe to global wildcard topics and receive telemetry from devices the user does not own. The broker enforces publish restrictions but does not enforce equivalent subscribe authorization at per-device scope.
Impacted products
Show details on NVD website


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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