CVE-2025-29227 Command injection in n/a

Medium 6.3 Published 21 Mar 2025 Updated 21 Mar 2025

Attackers can execute arbitrary commands on Linksys E5600 routers via the pingTest function's pkgsize parameter.

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-2025-29227?

CVE-2025-29227 is a medium-severity command injection vulnerability in n/a, published on 21 Mar 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In Linksys E5600 V1.1.0.26, the \usr\share\lua\runtime.lua file contains a command injection vulnerability in the runtime.pingTest function via the pt["pkgsize"] parameter.

Weakness: CWE-77

Which versions are affected by CVE-2025-29227?

It affects 1 product.

Products include Linksys E5600 Firmware.

How do I fix CVE-2025-29227?

No fix has been published for CVE-2025-29227 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-2025-29227 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-29227 exists.

Sources

Also known as GHSA-h7hj-32w5-2fcq.