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High · 8.8 CVE-2026-2886 EUVD-2026-7525GHSA-mr72-9cxv-g662

Tenda A21 SetOnlineDevName set_device_name stack-based overflow

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

Description

A weakness has been identified in Tenda A21 1.0.0.0. This affects the function set_device_name of the file /goform/SetOnlineDevName. This manipulation of the argument devName causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

Affected products

VendorProductAffectedFixed
Tenda A21 1.0.0.0 —

References