CVE-2026-71990

critical

Description

MSI Radix AXE6600 router firmware version v781521 contains a command injection vulnerability in the TelnetSSH function used for SSH configuration that allows remote attackers to execute arbitrary commands on the affected device. Attackers can exploit this vulnerability through the SSH configuration interface to inject malicious commands and obtain root privileges on the underlying system.

References

https://www.vulncheck.com/advisories/msi-radix-axe6600-v781521-command-injection-via-telnetssh-function

https://www.msi.com/

https://us.msi.com/Networking/RadiX-AXE6600-WiFi-6E-Tri-Band-Gaming-Router/support

Details

Source: Mitre, NVD

Published: 2026-08-09

Updated: 2026-08-09

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base 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

Severity: Critical