CVE-2026-4558

HIGH

Linksys MR9600 SmartConnect.lua smartConnectConfigure os command injection

Title source: cna

Description

A flaw has been found in Linksys MR9600 2.0.6.206937. Affected is the function smartConnectConfigure of the file SmartConnect.lua. Executing a manipulation of the argument configApSsid/configApPassphrase/srpLogin/srpPassword can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

References (5)

[Vdb Entry, Technical Description] https://vuldb.com/?id.352385

[Signature, Permissions Required] https://vuldb.com/?ctiid.352385

[Third Party Advisory] https://vuldb.com/?submit.775036

[Exploit] https://github.com/utmost3/cve/issues/1

[Product] https://www.linksys.com/

Scores

CVSS v3 8.8

Attack Vector NETWORK

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

Details

CWE

CWE-77 CWE-78

Status published

Products (1)

Linksys/MR9600 < 2.0.6.206937

Published Mar 22, 2026

Tracked Since Mar 22, 2026