PayPal, Square vulnerabilities impact mobile point-of-sale machines
Security flaws in mobile point-of-sale (mPOS) devices from vendors including Square, SumUp, iZettle, and PayPal have been disclosed by researchers. Vulnerabilities present in mPOS machines could allow unscrupulous merchants to raid the accounts of customers or attackers to steal credit card data.
Source: PayPal, Square vulnerabilities impact mobile point-of-sale machines | ZDNet