A vulnerability was found in Wavlink WL-WN579A3 up to 20210219. This impacts the function multi_ssid of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument SSID2G2 results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. 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

AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

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/multi_ssid.md cve-icon cve-icon
https://vuldb.com/?ctiid.346114 cve-icon cve-icon
https://vuldb.com/?id.346114 cve-icon cve-icon
https://vuldb.com/?submit.748073 cve-icon cve-icon
History

Wed, 18 Feb 2026 19:15:00 +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 01:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in Wavlink WL-WN579A3 up to 20210219. This impacts the function multi_ssid of the file /cgi-bin/wireless.cgi. Performing a manipulation of the argument SSID2G2 results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title Wavlink WL-WN579A3 wireless.cgi multi_ssid 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: 2026-02-16T01:02:08.386Z

Updated: 2026-02-23T10:03:35.983Z

Reserved: 2026-02-15T09:01:23.275Z

Link: CVE-2026-2526

cve-icon Vulnrichment

Updated: 2026-02-17T17:16:42.622Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-16T02:16:06.423

Modified: 2026-02-18T19:07:21.820

Link: CVE-2026-2526

cve-icon Redhat

No data.