CVE-2026-7606

Low

Description

A weakness has been identified in TRENDnet TEW-821DAP 1.12B01. This issue affects the function find_hwid/new_gui_update_firmware of the component Firmware Update Handler. Executing a manipulation of the argument dest can lead to insufficient verification of data authenticity. The attack can be launched remotely. Attacks of this nature are highly complex. The exploitability is assessed as difficult. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.

SeverityLow

CVSS3.7

Exploit probability—

ProductTrendnet Tew-821dap Firmware

PublishedMay 2, 2026

First seenMay 2, 2026

Weakness typeCWE-345CWE-345

How to fix

Patches

github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_Auth.md

Affected products

Product	Affected versions	Fixed in
trendnet tew-821dap_firmware	1.12b01	—

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