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High · 8.8 CVE-2026-2874 EUVD-2026-7589GHSA-mq2p-gcxf-x8gf

Tenda A21 fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow

Published Feb 21, 2026 · Updated Feb 23, 2026 · Assigned by VulDB

Description

A flaw has been found in Tenda A21 1.0.0.0. Impacted is the function form_fast_setting_wifi_set of the file /goform/fast_setting_wifi_set. Executing a manipulation of the argument ssid can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

Affected products

VendorProductAffectedFixed
Tenda A21 1.0.0.0 —

References