CVE-2026-71989
Received Received - Intake

Command Injection in MSI Radix AXE6600 Router Firmware

Publication date: 2026-08-09

Last updated on: 2026-08-09

Assigner: VulnCheck

Description
MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the porTrigger function that allows remote attackers to execute arbitrary commands on the affected device. Attackers can exploit this vulnerability through the alg function to execute malicious commands and obtain root privileges on the underlying system.

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Meta Information

Published
2026-08-09
Last Modified
2026-08-09
Generated
2026-08-09
AI Q&A
2026-08-09
EPSS Evaluated
N/A
NVD
CVE-2026-71989
EUVD
EUVD-2026-54832

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
msi radix_axe6600 to 781521 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

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Executive Summary

This vulnerability is a command injection flaw in the MSI Radix AXE6600 router firmware version v781521. It exists in the porTrigger function and allows remote attackers to execute arbitrary commands on the device with root privileges by exploiting the alg function.

Detection Guidance

Detecting this vulnerability requires checking the firmware version of the MSI Radix AXE6600 router. If the firmware version is v781521 or earlier, the device is vulnerable. Use the router's admin interface or SSH to check the firmware version. No specific commands are provided in the context for detection.

Impact Analysis

Attackers can remotely execute malicious commands on your router, gaining full control (root privileges) over the device. This could lead to network compromise, data theft, or the device being used in further attacks.

Compliance Impact

This vulnerability allows remote attackers to execute arbitrary commands with root privileges on the affected MSI Radix AXE6600 router. Such unauthorized access could lead to data breaches, unauthorized data access, or system manipulation, which may violate compliance requirements under GDPR (data protection) and HIPAA (healthcare data security).

Mitigation Strategies

Immediately update the router's firmware to version v782418 or later, which patches the vulnerability. If updating is not possible, isolate the router from untrusted networks to reduce exposure.

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