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9.3

MSI Radix AXE6600 Router Firmware v781521: Unsecured Input Risks Remote Takeover

CVE-2026-71983 · published 26 days ago
Summary

A vulnerability in the MSI Radix AXE6600 router's firmware version v781521 allows hackers to take control of the device remotely by injecting malicious input. This could lead to unauthorized access to sensitive data and disruption of the network. To protect your network, update the firmware to the latest version as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
msi radix axe6600 <= v781521
Original advisory text
MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the wps.cgi interface that allows remote attackers to execute arbitrary commands by injecting malicio...
MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the wps.cgi interface that allows remote attackers to execute arbitrary commands by injecting malicious input through the pin2g, pin5g, or pin6g parameters. Attackers can exploit these unsanitized parameters to execute arbitrary commands on the affected device and obtain root privileges.
References
Severity
9.3 Critical
CVSS 3.1: 9.8 (NVD)
CVSS 4.0: 9.3 (NVD)
Exploitation
EPSS 2%
Type
CWE-78OS Command Injection
Timeline
Published8 Aug 2026
Updated30 Aug 2026
First seen9 Aug 2026
Sources
CVE-2026-71983 · NVD
CVE-2026-71983 · MITRE
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