CVE-2023-46892: Meross MSH30Q Firmware

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

The radio frequency communication protocol being used by Meross MSH30Q 4.5.23 is vulnerable to replay attacks, allowing attackers to record and replay previously captured communication to execute unauthorized commands or actions (e.g., thermostat's temperature).

Affected products

• Meross MSH30Q Firmware: version 4.5.23 only

Published 2024-01-23. Last modified 2026-06-17.