CVE-2026-4166
Wavlink WL-NU516U1 login.cgi sub_404F68 cross site scripting
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.
INFO
Published Date :
March 15, 2026, 5:32 a.m.
Last Modified :
March 15, 2026, 5:32 a.m.
Remotely Exploit :
No
Source :
VulDB
Affected Products
The following products are affected by CVE-2026-4166
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Sanitize user input for homepage/hostname arguments.
- Validate input to prevent script execution.
- Update the affected firmware.
- Deploy patches provided by the vendor.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-4166 vulnerability anywhere in the article.