CVE-2026-3612

A vulnerability was determined in Wavlink WL-NU516U1 V240425. This affects the function sub_405AF4 of the file /cgi-bin/adm.cgi of the component OTA Online Upgrade. This manipulation of the argument firmware_url causes command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.

Score

CVSS 4.0 8.6 High

Status

Analyzed - cna@vuldb.com

Published

2026-03-06

Last modified

2026-03-09

Weaknesses

CWE-74, CWE-77

Affected products

• Wl-nu516u1 Firmware (Wavlink)

References

• https://github.com/Wlz1112/WAVLINK-NU516-V240425/blob/main/firmware_url.md
• https://vuldb.com/?ctiid.349220
• https://vuldb.com/?id.349220
• https://vuldb.com/?submit.754668