CVE-2025-52046 Command injection in n/a

Critical 9.8 Published 17 Jul 2025 Updated 15 Sep 2025

Unauthenticated attackers can execute arbitrary commands on Totolink A3300R routers via crafted requests to the mac and desc parameters.

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-2025-52046?

CVE-2025-52046 is a critical command injection vulnerability in Totolink A3300r Firmware, published on 17 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Totolink A3300R V17.0.0cu.596_B20250515 was found to contain a command injection vulnerability in the sub_4197C0 function via the mac and desc parameters. This vulnerability allows unauthenticated attackers to execute arbitrary commands via a crafted request.

Weakness: CWE-77

Which versions are affected by CVE-2025-52046?

It affects 1 product.

Products include Totolink A3300r Firmware.

How do I fix CVE-2025-52046?

No fix has been published for CVE-2025-52046 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-2025-52046 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52046 exists.

All Totolink A3300r Firmware vulnerabilities

Sources

Also known as GHSA-wvgm-rxv8-96hh.