If you own an original Nintendo Switch, there’s a security exploit you will want to patch immediately, especially if you use the game console in public. Nintendo revealed the vulnerability on Sept. 10, shortly after the company released its latest 23.0.0 firmware update.

The vulnerability applies only to original Nintendo Switch owners who use the Send to Smartphone feature. This feature generates a QR code on the Switch that users can scan with a smartphone, allowing them to transfer game captures and screenshots directly to their phone.

The exploit also affects people playing Super Mario Kart: Home Circuit on the physical cartridge, as the…

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