CVE-2026-71987
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 alg 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-2026-71987
EUVD
EUVD-2026-54830

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
msi radix_axe6600 to 781521 (inc)
msi radix_axe6600 782418

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

CVE-2026-71987 is a command injection vulnerability in the MSI Radix AXE6600 router firmware version v781521. It exists in the alg function and allows remote attackers to execute arbitrary commands on the device with root privileges.

Detection Guidance

To detect this vulnerability, check the firmware version of your MSI Radix AXE6600 router. If it is v781521 or earlier, it is vulnerable. Log in to the router's admin panel and navigate to the firmware information section to verify the version.

Impact Analysis

This vulnerability allows attackers to take full control of your router remotely. They can execute malicious commands, steal data, install malware, or disrupt network operations. Since it grants root access, attackers can bypass all security measures on the device.

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 manipulation, which may violate compliance requirements under GDPR and HIPAA by exposing sensitive user data or protected health information.

Mitigation Strategies

Immediately update the router's firmware to version v782418 or later, which fixes the vulnerability. If an update is not available, consider isolating the router from untrusted networks or disabling the alg function if possible.

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