CVE-2025-29064 Code injection in n/a

Critical 9.8 Published Updated

A remote attacker can execute arbitrary code on TOTOLINK x18 routers via a vulnerability in the cstecgi.cgi component.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-29064?

CVE-2025-29064 is a critical code injection vulnerability in n/a, published on 3 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue in TOTOLINK x18 v.9.1.0cu.2024_B20220329 allows a remote attacker to execute arbitrary code via the sub_410E54 function of the cstecgi.cgi.

Weakness: CWE-94

Which versions are affected by CVE-2025-29064?

It affects 1 product.

Products include Totolink X18 Firmware.

How do I fix CVE-2025-29064?

No fix has been published for CVE-2025-29064 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2025-29064 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-29064 exists.

Sources

Also known as GHSA-rmr8-rg92-5f98.

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