CVE-2025-7952: Totolink t6 Firmware

High severity, CVSS 8.8. EPSS: 21% chance of exploitation in the next 30 days.

A vulnerability classified as critical was found in TOTOLINK T6 4.1.5cu.748. This vulnerability affects the function ckeckKeepAlive of the file wireless.so of the component MQTT Packet Handler. The manipulation leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink t6 Firmware: version v4.1.5cu.748_b20211015 only

Published 2025-07-22. Last modified 2026-06-17.