CVE-2026-4166

A vulnerability was found in Wavlink WL-NU516U1 240425. The impacted element is the function sub_404F68 of the file /cgi-bin/login.cgi. The manipulation of the argument homepage/hostname results in cross site scripting. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.

CVSS v3 3.5 LOW
CVSS v2.0 4.0 MEDIUM

3.5^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.1 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_14/README.md
https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_15/README.md
https://vuldb.com/?ctiid.351073
https://vuldb.com/?id.351073
https://vuldb.com/?submit.769652
https://vuldb.com/?submit.769653

Configurations

No configuration.

History

16 Mar 2026, 14:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-16 14:19

Updated : 2026-03-16 14:53

NVD link : CVE-2026-4166

Mitre link : CVE-2026-4166

CVE.ORG link : CVE-2026-4166

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-94

Improper Control of Generation of Code ('Code Injection')

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