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CVE-2026-3975

HIGH

8.8

Description

A security flaw has been discovered in Tenda W3 1.0.0.3(2204). This issue affects the function formWifiMacFilterGet of the file /goform/WifiMacFilterGet of the component POST Parameter Handler. Performing a manipulation of the argument wl_radio results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/12/2026

Last Modified4/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:w3tenda:w3_firmware

Weaknesses (CWE)

CWE-119CWE-121CWE-787

References

https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formWifiMacFilterGet-index-buffer-overflow(cna@vuldb.com)

https://vuldb.com/?ctiid.350410(cna@vuldb.com)

https://vuldb.com/?id.350410(cna@vuldb.com)

https://vuldb.com/?submit.769178(cna@vuldb.com)

https://www.tenda.com.cn/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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