Owners of the original Nintendo Switch should patch a security exploit immediately, especially if they game in public. Nintendo announced the vulnerability (PDF) on Sept. 10, shortly after releasing its latest 23.0.0 firmware update.
The exploit applies only to original Nintendo Switch owners using the Send to Smartphone feature. This feature generates a QR code on the Switch that you can scan with a smartphone, letting you transfer game captures and screenshots directly to your phone.
It also affects people playing Super Mario Kart: Home Circuit on the physical cartridge, as the game uses a QR code to establish a wireless link with nearby…
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