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CVE-2026-4164

HIGH CVSS 4.0: 8.9 EPSS 0.23%
Updated Mar 16, 2026
Wavlink
Parameter Value
CVSS 8.9 (HIGH)
Type CWE-77 (Command Injection), CWE-74 (Injection)
Vendor Wavlink
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0