Description
MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the portFw 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.
Published: 2026-08-08
Score: 9.3 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Impact

The vulnerability is a command injection flaw in the portFw function of MSI Radix AXE6600 firmware v781521. Remote attackers can inject arbitrary shell commands via the alg function, potentially leading to full control of the device and root access.

Affected Systems

Affected systems include MSI Radix AXE6600 routers running firmware version v781521. No other affected versions are publicly identified.

Risk and Exploitability

The CVSS score of 9.3 classifies the issue as critical, and although the EPSS score is not available, the lack of application in the KEV registry does not mitigate the high risk. The vulnerability is exploitable remotely, likely through the router’s network interface, and could grant attackers root privileges on the underlying Linux system.

Generated by OpenCVE AI on August 9, 2026 at 00:21 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Apply the latest firmware update from MSI that addresses the command injection vulnerability.
  • Restrict external access to the router’s management interface, limiting it to trusted local networks or VPN only.
  • Change default administrator passwords and enable two‑factor authentication if supported.

Generated by OpenCVE AI on August 9, 2026 at 00:21 UTC.

Tracking

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Advisories

No advisories yet.

History

Sat, 08 Aug 2026 23:45:00 +0000

Type Values Removed Values Added
Description MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the portFw 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.
Title MSI Radix AXE6600 v781521 Command Injection via portFw function
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-08T23:31:29.531Z

Reserved: 2026-08-08T23:03:19.076Z

Link: CVE-2026-71988

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-09T00:30:03Z

Weaknesses
  • CWE-78

    Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')