CVE-2026-4861 in Wavlink WL-NU516U1info

Summary

A weakness has been identified in Wavlink WL-NU516U1 260227. This vulnerability affects the function ftext of the file /cgi-bin/nas.cgi. This manipulation of the argument Content-Length causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Disclosure

03/26/2026

Entries

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerability	CWE	Exp	Cou	CVE
353192	Wavlink WL-NU516U1 nas.cgi ftext stack-based overflow	121	Proof-of-Concept	Not defined	CVE-2026-4861

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