CVE-2026-8227

MEDIUM

Wavlink NU516U1 adm.cgi wzdapMesh os command injection

Title source: cna

Description

A weakness has been identified in Wavlink NU516U1 240425. This issue affects the function wzdapMesh of the file /cgi-bin/adm.cgi. This manipulation causes os command injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

References (4)

Core 4

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-362444 | Wavlink NU516U1 adm.cgi wzdapMesh os command injection

https://vuldb.com/vuln/362444

Signature, Permissions Required signature permissions-required

VDB-362444 | CTI Indicators (IOB, IOC, TTP, IOA)

https://vuldb.com/vuln/362444/cti

Third Party Advisory third-party-advisory

Submit #800732 | Wavlink NU516U1 M16U1_V240425 Command Injection

https://vuldb.com/submit/800732

Exploit exploit

https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_6/6.md

View Exploit ZIP pw:eip

Scores

CVSS v3 6.3

EPSS 0.0035

EPSS Percentile 57.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-77 CWE-78

Status published

Products (2)

Wavlink/NU516U1 240425

wavlink/wl-nu516u1_firmware m16u1_v240425

Published May 10, 2026

Tracked Since May 10, 2026