CVE-2026-4163

CRITICAL

Wavlink WL-WN579A3 220323 - Command Injection

Title source: llm
STIX 2.1

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.

References (7)

Core 7
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.351070
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.351070
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.765327
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.765328

Scores

CVSS v3 9.8
EPSS 0.0210
EPSS Percentile 79.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-74 CWE-77
Status published
Products (1)
Wavlink/WL-WN579A3 220323
Published Mar 16, 2026
Tracked Since Mar 16, 2026