CVE-2026-8191 — MEDIUM (6.3)

Vulnerability Description

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.

CVSS Score

6.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Wavlink	Wl-Nu516U1 Firmware	m16u1_v240425
Wavlink	Wl-Nu516U1	-

Related Weaknesses (CWE)

CWE-78 CWE-77

References

https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_4/4.mdExploitThird Party Advisory
https://vuldb.com/submit/800730Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362343Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/362343/ctiPermissions RequiredVDB Entry

FAQ

What is CVE-2026-8191?

CVE-2026-8191 is a vulnerability with a CVSS score of 6.3 (MEDIUM). 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 c...

How severe is CVE-2026-8191?

CVE-2026-8191 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-8191?

Check the references section above for vendor advisories and patch information. Affected products include: Wavlink Wl-Nu516U1 Firmware, Wavlink Wl-Nu516U1.