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CVE-2026-4163

HIGH CVSS 4.0: 8.9 EPSS 0.22%
Updated Mar 16, 2026
Parameter Value
CVSS 8.9 (HIGH)
Type CWE-77 (Command Injection), CWE-74 (Injection)
Public PoC No

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.

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