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CVE-2026-2566

HIGH

7.2

Description

A security vulnerability has been detected in Wavlink WL-NU516U1 up to 130/260. This affects the function sub_406194 of the file /cgi-bin/adm.cgi. Such manipulation of the argument firmware_url leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Details CVE

Score CVSS v3.17.2

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisHIGH

Interaction utilisateurNONE

Publie2/16/2026

Derniere modification2/18/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-119CWE-121

References

https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/firmware_url.md(cna@vuldb.com)

https://vuldb.com/?ctiid.346173(cna@vuldb.com)

https://vuldb.com/?id.346173(cna@vuldb.com)

https://vuldb.com/?submit.751908(cna@vuldb.com)

Correlations IOC

Aucune correlation enregistree

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