CVE-2026-4008

HIGH

Tenda W3 1.0.0.3(2204) - Buffer Overflow

Title source: llm

Description

A flaw has been found in Tenda W3 1.0.0.3(2204). This issue affects some unknown processing of the file /goform/wifiSSIDset of the component POST Parameter Handler. Executing a manipulation of the argument index/GO can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

References (7)

[Third Party Advisory] https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-go-buffer-overflow

[Third Party Advisory] https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-index-buffer-overflow

[Permissions Required, VDB Entry] https://vuldb.com/?ctiid.350531

[Permissions Required, VDB Entry] https://vuldb.com/?id.350531

[Permissions Required, VDB Entry] https://vuldb.com/?submit.769182

[Permissions Required, VDB Entry] https://vuldb.com/?submit.769183

[Various Sources] https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0009

EPSS Percentile 25.8%

Attack Vector NETWORK

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

Details

CWE

CWE-119 CWE-121

Status published

Published Mar 12, 2026

Tracked Since Mar 12, 2026