CVE-2025-56089: Command Injection

Published Dec 11, 2025
·
Updated

OS Command Injection vulnerability in Ruijie M18 EW3.0(1)B11P226M1810223116 allowing attackers to execute arbitrary commands via a crafted POST request to the moduleset in file /usr/local/lua/devsta/nbrcwmp.lua.

Affected Software

5 affected components
Ruijie M18
All of the following
Ruijie M18-ew Firmware=3.0\(1\)b11p226
Ruijie M18-ew
All of the following
Ruijie Rg-ew300g Pro Firmware=ew_3.0\(1\)b11p219
Ruijie Rg-ew300g Pro

Event History

Dec 11, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-56089?

The severity of CVE-2025-56089 is considered critical due to the potential for arbitrary command execution.

2

How do I fix CVE-2025-56089?

To fix CVE-2025-56089, update the Ruijie M18 firmware to the latest version that addresses this vulnerability.

3

What causes the CVE-2025-56089 vulnerability?

CVE-2025-56089 is caused by improper input validation in the module_set, allowing OS command injection via crafted POST requests.

4

What systems are affected by CVE-2025-56089?

CVE-2025-56089 affects the Ruijie M18 devices running specific versions of the EW_3.0 firmware.

5

How can an attacker exploit CVE-2025-56089?

An attacker can exploit CVE-2025-56089 by sending a specially crafted POST request to execute arbitrary commands on the device.

Contact

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