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interesting · Wi-Fi — firmware

A valid TL-WR841N administrator can turn an IPv6 Gateway value into operating-system command execution.

Affects

TP-Link TL-WR841N v14, an embedded home Wi-Fi router

The path crosses from authenticated web administration into the router’s operating-system command context by incorporating the supplied gateway value into a system command.

Detail and 1 source

It requires LAN access and valid administrator credentials, affects the v14 hardware revision, and has region-specific fixed firmware.

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Tuesday, October 6, 2026