CVE-2026-8191

MEDIUM 6.3

Wavlink NU516U1 adm.cgi wifi_region os command injection

CVSS Score

6.3

EPSS Score

0.8%

EPSS Percentile

75th

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.

CWE	CWE-78 CWE-77
Vendor	wavlink
Product	nu516u1
Published	May 9, 2026
Last Updated	May 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Wavlink / NU516U1

M16U1_V240425

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/362343 vuldb.com: https://vuldb.com/vuln/362343/cti vuldb.com: https://vuldb.com/submit/800730 github.com: https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_4/4.md

Credits

🔍 Ziyue Xie (VulDB User) VulDB CNA Team