CyberRota
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CVE-2026-33356

HIGH · CVSS 7.7 EPSS 0.01% Public Exploit

Source: NVD + CISA KEV + EPSS · Published: 2026-05-11 · Last synced: 2026-06-09

CyberRota Analysis

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Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

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CVE
CVE-2026-33356
Severity
HIGH
CVSS
7.7
EPSS
0.01%

Original NVD Description

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.