CVE-2026-8188CWE-77CWE-78

Wavlink NU516U1 adm.cgi change_wifi_password os command injection

Medium · published May 9, 2026

CVSS v4.0
5.3
EPSS
9%
Percentile
95.0
In the wild
Unconfirmed
What it is

A vulnerability has been found in Wavlink NU516U1 M16U1_V240425. Affected is the function change_wifi_password of the file /cgi-bin/adm.cgi. The manipulation of the argument wl_channel/wl_Pass/EncrypType leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

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
0.08508 · 95.0th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-05-09T15:15Z
EPSS history
Timeline
  • 09 MAY 15:15Z
    Wavlink NU516U1 adm.cgi change_wifi_password os command injection
    cvelistv5