CVE-2026-27846CWE-306

Missing authentication in Linksys MR9600, Linksys MX4200

Medium · published February 25, 2026

CVSS v3.1
6.2
EPSS
0%
Percentile
10.4
In the wild
Unconfirmed
What it is

Due to missing authentication, a user with physical access to the device can misuse the mesh functionality for adding a new mesh device to the network

to gain access to sensitive information, including the password for admin access to the web interface and the Wi-Fi passwords.This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.

The record
Technical detail
CVSS v3.1
6.2 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00209 · 10.4th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-02-25T15:03Z
EPSS history
Timeline
  • 25 FEB 15:03Z
    Missing authentication in Linksys MR9600, Linksys MX4200
    cvelistv5