CVE-2022-25136: Totolink t10 Firmware

Critical severity, CVSS 9.8. EPSS: 2.2% chance of exploitation in the next 30 days.

A command injection vulnerability in the function meshSlaveUpdate of TOTOLINK Technology routers T6 V3_Firmware T6_V3_V4.1.5cu.748_B20211015 and T10 V2_Firmware V4.1.8cu.5207_B20210320 allows attackers to execute arbitrary commands via a crafted MQTT packet.

Affected products

• Totolink t10 Firmware: version v4.1.8cu.5207_b20210320 only
• Totolink t6 Firmware: version v4.1.5cu.748_b20211015 only

Published 2022-02-19. Last modified 2026-06-17.