Josep Rodriguez, a researcher and consultant at security firm IOActive, sounds alarm over ATM NFC reader vulnerabilities - he discovered a number of vulnerabilities in NFC technology, allowing you to hack ATMs and payment terminals, simply waving a smartphone in front of a contactless card reader - it could be used as part of a « jackpotting » attack

https://www.theverge.com/2021/6/28/22553646/atm-point-of-sale-nfc-readers-hack-security-vulnerability-jackpotting