Is CVE-2026-4163 actively exploited?

No active exploitation of CVE-2026-4163 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-4163 be exploited remotely?

Yes. CVE-2026-4163 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-4163?

CVE-2026-4163 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-4163

CWE-74Published: March 16, 2026· Updated: Mar 16, 2026

9.8

CVSS v3.1

EPSS:0.16%probability of exploitation in 30 daysPercentile:36.8th

Official Description

A vulnerability was detected in Wavlink WL-WN579A3 220323. This issue affects the function SetName/GuestWifi of the file /cgi-bin/wireless.cgi of the component POST Request Handler. Performing a manipulation results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used. Upgrading the affected component is recommended.

NVD Source

Technical Analysis

CVE-2026-4163 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.