CVE-2026-2886 – Tenda A21 SetOnlineDevName set_device_name stack-based overflow

CVE ID : CVE-2026-2886

Published : Feb. 21, 2026, 9:16 p.m. | 1 hour, 48 minutes ago

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.

Severity: 9.0 | HIGH

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