CVE-2026-4558: Linksys MR9600 SmartConnect.lua smartConnectConfigure os command injection
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-4558?
CVE-2026-4558 is classified as a high-severity vulnerability due to the potential for remote command execution.
How do I fix CVE-2026-4558?
To fix CVE-2026-4558, you should update your Linksys MR9600 firmware to version 2.0.6.206938 or later.
What type of vulnerability is CVE-2026-4558?
CVE-2026-4558 is identified as an OS command injection vulnerability.
Which devices are affected by CVE-2026-4558?
CVE-2026-4558 affects the Linksys MR9600 running firmware version 2.0.6.206937.
What impact can CVE-2026-4558 have on my system?
Exploitation of CVE-2026-4558 can allow an attacker to execute arbitrary commands on the affected device.