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Wavlink NU516U1 EUVD-2026-28920

| CVE-2026-8192 LOW
OS Command Injection (CWE-78)
2026-05-09 VulDB
2.1
CVSS 4.0

CVSS VectorNVD

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
Severity Changed
May 09, 2026 - 19:22 NVD
MEDIUM LOW
CVSS changed
May 09, 2026 - 19:22 NVD
6.3 (MEDIUM) 2.1 (LOW)
Analysis Generated
May 09, 2026 - 19:15 vuln.today
CVE Published
May 09, 2026 - 18:30 nvd
MEDIUM 6.3

DescriptionNVD

A security flaw has been discovered in Wavlink NU516U1 M16U1_V240425. This vulnerability affects the function wzdap of the file /cgi-bin/adm.cgi. Performing a manipulation of the argument EncrypType/wl_Pass is directly passed by the attacker/so we can control the EncrypType/wl_Pass results in os command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure.

AnalysisAI

Wavlink NU516U1 M16U1_V240425 is vulnerable to remote OS command injection through the wzdap function in /cgi-bin/adm.cgi, where the EncrypType and wl_Pass parameters are passed unsanitized to system commands. An authenticated remote attacker can manipulate these arguments to execute arbitrary commands with the privileges of the web server process. …

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EUVD-2026-28920 vulnerability details – vuln.today

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