CVE-2026-4558 - Vulnerability Analysis

Overview

Linksys MR9600 2.0.6.206937 contains a command injection caused by manipulation of configApSsid/configApPassphrase/srpLogin/srpPassword arguments in SmartConnect.lua, letting remote attackers execute OS commands, exploit requires no special privileges.

Severity & Score

Impact

Remote attackers can execute arbitrary OS commands, potentially leading to full system compromise.

Mitigation

Update to the latest available version.

References

• https://github.com/utmost3/cve/issues/1
• https://vuldb.com/?ctiid.352385
• https://vuldb.com/?id.352385
• https://vuldb.com/?submit.775036
• https://www.linksys.com/

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 22, 2026

🟠 CVE-2026-4558 - High (8.8) 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... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-4558/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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