Is CVE-2026-4164 actively exploited?

No active exploitation of CVE-2026-4164 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-4164 be exploited remotely?

Yes. CVE-2026-4164 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-4164?

CVE-2026-4164 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-4164

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

9.8

CVSS v3.1

EPSS:0.17%probability of exploitation in 30 daysPercentile:37.6th

Official Description

A flaw has been found in Wavlink WL-WN578W2 221110. Impacted is the function Delete_Mac_list/SetName/GuestWifi of the file /cgi-bin/wireless.cgi of the component POST Request Handler. Executing a manipulation can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. It is recommended to upgrade the affected component.

NVD Source

Technical Analysis

CVE-2026-4164 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.