CVE-2026-27846 – Missing authentication in Linksys MR9600, Linksys MX4200

CVE ID : CVE-2026-27846

Published : Feb. 25, 2026, 4:23 p.m. | 45 minutes ago

Description : 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.

Severity: 0.0 | NA

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