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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Wavlink
  • Wl-wn579a3
  • Wl-wn579a3 Firmware

Configuration 1 [-]

AND
cpe:2.3:o:wavlink:wl-wn579a3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:wavlink:wl-wn579a3:-:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/AddMac.md cve-icon cve-icon
https://vuldb.com/?ctiid.346118 cve-icon cve-icon
https://vuldb.com/?id.346118 cve-icon cve-icon
https://vuldb.com/?submit.748077 cve-icon cve-icon
History

Wed, 18 Feb 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Wavlink wl-wn579a3 Firmware
CPEs cpe:2.3:h:wavlink:wl-wn579a3:-:*:*:*:*:*:*:*
cpe:2.3:o:wavlink:wl-wn579a3_firmware:*:*:*:*:*:*:*:*
Vendors & Products Wavlink wl-wn579a3 Firmware

Tue, 17 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 16 Feb 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Wavlink
Wavlink wl-wn579a3
Vendors & Products Wavlink
Wavlink wl-wn579a3

Mon, 16 Feb 2026 03:30:00 +0000

Type Values Removed Values Added
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.
Title Wavlink WL-WN579A3 wireless.cgi AddMac command injection
Weaknesses CWE-74
CWE-77
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': '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'}

cvssV3_1

{'score': 6.3, 'vector': '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'}

cvssV4_0

{'score': 5.3, 'vector': '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-02-16T02:32:06.862Z

Updated: 2026-02-17T17:13:13.741Z

Reserved: 2026-02-15T09:01:37.444Z

Link: CVE-2026-2530

cve-icon Vulnrichment

Updated: 2026-02-17T17:13:09.781Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-16T04:15:51.677

Modified: 2026-02-18T19:43:36.320

Link: CVE-2026-2530

cve-icon Redhat

No data.