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Vulnerability · Published Nov 1, 2026 · Assigned by VulDB

CVE-2026-120195WAVLINK WL-WN579A3-A Initial Setup Wizard adm.cgi set_wzdgwMesh os command injection

Critical 10.0

In plain English

A critical-severity OS command injection in WL-WN579A3-A from WAVLINK. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities).

Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)2.1%top 18.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in WAVLINK WL-WN579A3-A 2026-03-10-94f93d4. The impacted element is the function set_wzdgwMesh of the file /cgi-bin/adm.cgi of the component Initial Setup Wizard. The manipulation of the argument wlan_ssid leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.

Affected products (as reported)

VendorProductVersions
WAVLINK WL-WN579A3-A 2026-03-10-94f93d4

Weakness: CWE-78, CWE-77 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R

References