CVE-2026-8191 MEDIUM

CVE-2026-8191: Wavlink NU516U1 adm.cgi wifi_region os command injection

Vendor Wavlink
Product NU516U1
Weakness CWE-78
Published May 9, 2026
Last update May 12, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This affects the function wifi_region of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

Key dates

02Disclosure timeline

May 9, 2026 CVE published
May 12, 2026 Record updated