CVE-2026-2526CWE-74CWE-77

Wavlink WL-WN579A3 wireless.cgi multi_ssid command injection

Medium · published February 16, 2026

CVSS v4.0
5.3
EPSS
9%
Percentile
95.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
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
EPSS
0.09160 · 95.3th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-02-16T01:02Z
EPSS history
Timeline
  • 16 FEB 01:02Z
    Wavlink WL-WN579A3 wireless.cgi multi_ssid command injection
    cvelistv5