CVE-2026-27846

CWE-306 — Missing Authentication3 documents3 sources
Severity
6.2MEDIUM
EPSS
0.0%
top 94.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Linksys Mr9600Linksys Mx4200
Timeline
PublishedFeb 25

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 2.5 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5linksys/mr96001.0.4.205530
▶CVEListV5linksys/mx42001.0.13.210200

🔴Vulnerability Details

2
CVEList
Missing authentication in Linksys MR9600, Linksys MX4200↗2026-02-25
▶
GHSA
GHSA-6j93-38rf-cf9g: 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↗2026-02-25
▶
CVE-2026-27846 (MEDIUM CVSS 6.2) | Due to missing authentication | cvebase.io