CVE-2026-2530

Wavlink WL-WN579A3 wireless.cgi AddMac command injection

State: Published
Severity: 5.3 Medium
Published: Feb 16, 2026
Updated: Feb 23, 2026
Reserved: Feb 15, 2026

Description

A weakness has been identified in Wavlink WL-WN579A3 up to 20210219. This affects the function AddMac of the file /cgi-bin/wireless.cgi. This manipulation of the argument macAddr causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-77 Command Injection
CWE-74 Injection

Affected Products

Product	Versions
WL-WN579A3Wavlink	20210219Affected

References

VDB-346118 | Wavlink WL-WN579A3 wireless.cgi AddMac command injectionvdb-entrytechnical-description
VDB-346118 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #748077 | Wavlink WN579A3 20210219 Command Injectionthird-party-advisory
https://github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/AddMac.mdexploit

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