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Critical · 9.8 CVE-2026-4254 EUVD-2026-12488GHSA-7ppq-fx8r-g889

Tenda AC8 HTTP Endpoint SysToolChangePwd doSystemCmd stack-based overflow

Published Mar 16, 2026 · Updated Mar 16, 2026 · Assigned by VulDB

Description

A weakness has been identified in Tenda AC8 up to 16.03.50.11. This vulnerability affects the function doSystemCmd of the file /goform/SysToolChangePwd of the component HTTP Endpoint. This manipulation of the argument local_2c 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.

Affected products

VendorProductAffectedFixed
Tenda AC8 16.03.50.0, 16.03.50.1, 16.03.50.2, 16.03.50.3, 16.03.50.4, 16.03.50.5, 16.03.50.6, 16.03.50.7, 16.03.50.8, 16.03.50.9, 16.03.50.10, 16.03.50.11 —

References