CVE-2026-3662: Wavlink Wl-NU516U1 Firmware

High severity, CVSS 7.2. EPSS: 11.3% chance of exploitation in the next 30 days.

A vulnerability has been found in Wavlink WL-NU516U1 240425. This vulnerability affects the function usb_p910 of the file /cgi-bin/adm.cgi. Such manipulation of the argument Pr_mode leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

Affected products

• Wavlink Wl-NU516U1 Firmware: version m16u1_v240425 only

Published 2026-03-07. Last modified 2026-06-17.