CVE-2026-4166
Wavlink WL-NU516U1 login.cgi sub_404F68 cross site scripting
- State
- Published
- Severity
- 5.1 Medium
- Published
- Mar 15, 2026
- Updated
- Mar 17, 2026
- Reserved
- Mar 14, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.5 Low | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.5 Low | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
WL-NU516U1Wavlink |
|
References
- VDB-351073 | Wavlink WL-NU516U1 login.cgi sub_404F68 cross site scriptingvdb-entrytechnical-description
- VDB-351073 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #769652 | Wavlink WL-NU516U1 V240425 Cross Site Scriptingthird-party-advisory
- Submit #769653 | Wavlink WL-NU516U1 V240425 Cross Site Scripting (Duplicate)third-party-advisory
- https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_14/README.mdrelated
- https://github.com/Litengzheng/vul_db/blob/main/WL-NU516U1/vul_15/README.mdexploit
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