CVE-2025-29229 Command injection in n/a

Critical 9.8 Published 23 Dec 2025 Updated 23 Dec 2025

Attackers can execute arbitrary commands on the Linksys E5600 router via the ddnsStatus function.

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-2025-29229?

CVE-2025-29229 is a critical command injection vulnerability in n/a, published on 23 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

linksys E5600 V1.1.0.26 is vulnerable to command injection in the function ddnsStatus.

Weakness: CWE-77

Which versions are affected by CVE-2025-29229?

It affects 1 product.

Products include Linksys E5600 Firmware.

How do I fix CVE-2025-29229?

No fix has been published for CVE-2025-29229 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-2025-29229 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-29229 exists.

Sources

Also known as GHSA-jm39-xxq9-92r7.