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CVE-2026-3613

HIGH

7.2

Description

A vulnerability was identified in Wavlink WL-NU516U1 V240425. This vulnerability affects the function sub_401A0C of the file /cgi-bin/login.cgi. Such manipulation of the argument ipaddr leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

CVE Details

CVSS v3.1 Score7.2

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published3/6/2026

Last Modified3/10/2026

Sourcenvd

Honeypot Sightings0

Affected Products

wavlink:wl-nu516u1wavlink:wl-nu516u1_firmware

Weaknesses (CWE)

CWE-119CWE-121

References

https://github.com/Wlz1112/WAVLINK-NU516-V240425/blob/main/ipaddr_Stack%20Buffer%20Overflow.md(cna@vuldb.com)

https://vuldb.com/?ctiid.349221(cna@vuldb.com)

https://vuldb.com/?id.349221(cna@vuldb.com)

https://vuldb.com/?submit.755341(cna@vuldb.com)

IOC Correlations

No correlations recorded

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