CVE-2025-7952 TOTOLINK T6 MQTT Packet wireless.so ckeckKeepAlive command injection

Medium 5.3 Published 22 Jul 2025 Updated 22 Jul 2025

Remote attackers can execute arbitrary commands via the MQTT Packet Handler in TOTOLINK T6 routers, potentially compromising the device.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-7952?

CVE-2025-7952 is a medium-severity command injection vulnerability in TOTOLINK T6, published on 22 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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.

Weakness: CWE-77, CWE-74

Which versions are affected by CVE-2025-7952?

It affects 1 product.

Products include Totolink T6 Firmware.

How do I fix CVE-2025-7952?

No fix has been published for CVE-2025-7952 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2025-7952 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7952 exists.

Sources

Also known as GHSA-mh37-2gxv-wprp.