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CVE-2026-2526

Wavlink WL-WN579A3 wireless.cgi multi_ssid command injection

Published: Feb 16, 2026Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-74
NVD MITRE
6.3CVSSMEDIUM
EPSS Score
4.9%
Top 9.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-74CWE-77

Affected Products

wl-wn579a3 firmwarewavlinkNetworking Infrastructure
WL-WN579A3WavlinkNetworking Infrastructure
Wavlink WL-WN579A3WAVLINK TECHNOLOGY Ltd.
Embedded
Networking Infrastructure / router-switch
wavlinkcommercialCNNetworking Infrastructureaka wavlink
wavlink technology ltd.commercialCNNetworking Infrastructureaka wavlink

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/MRAdera/IoT-Vuls/blob/main/wavlink/wn579a3/multi_ssid.md
github.com
https://vuldb.com/?ctiid.346114
vuldb.com
https://vuldb.com/?id.346114
vuldb.com
and 1 more references View all →

Timeline

Published
Feb 16, 2026
Last Updated
Apr 29, 2026

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