CVE-2026-71983: MSI Radix AXE6600 v781521 Command Injection via wps.cgi

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-08 · updated 2026-10-24
Weakness: CWE-78

Description

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.

Affected products

MSI Radix AXE6600: through v781521

References

https://us.msi.com/Networking/RadiX-AXE6600-WiFi-6E-Tri-Band-Gaming-Router/support
https://www.msi.com/
https://www.vulncheck.com/advisories/msi-radix-axe6600-v781521-command-injection-via-wps-cgi

Get alerted when CVE-2026-71983 or the next vulnerability affects your stack