CVE-2026-3661

medium

Description

A flaw has been found in Wavlink WL-NU516U1 240425. This affects the function ota_new_upgrade of the file /cgi-bin/adm.cgi. This manipulation of the argument model causes command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.

References

https://vuldb.com/?submit.758227

https://vuldb.com/?id.349550

https://vuldb.com/?ctiid.349550

https://github.com/jinhao118/cve/blob/main/WAVLINK_1.md

Details

Source: Mitre, NVD

Published: 2026-03-07

Updated: 2026-03-07

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:M/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 4.7

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

Severity: Medium

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.0023