CVE-2025-54403 Command injection in WGR-500

High 8.8 Published Updated

An attacker can execute arbitrary commands on Planet WGR-500 routers via a crafted network request to the swctrl functionality.

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-2025-54403?

CVE-2025-54403 is a high-severity command injection vulnerability in Planet WGR-500, published on 7 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Multiple OS command injection vulnerabilities exist in the swctrl functionality of Planet WGR-500 v1.3411b190912. A specially crafted network request can lead to arbitrary command execution. An attacker can send a network request to trigger these vulnerabilities.This command injection is related to the `new_password` request parameter.

Weakness: CWE-78

Which versions are affected by CVE-2025-54403?

It affects 1 product.

Products include Planet Wgr-500 Firmware.

How do I fix CVE-2025-54403?

No fix has been published for CVE-2025-54403 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-2025-54403 being exploited?

There is no known exploitation of CVE-2025-54403 in the wild and no public exploit code.

Sources

Also known as GHSA-mx8c-v3w5-7p24.

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