This could be unfortunate for Saks Fifth Avenue if the data is found to be used for malicious purposes. In this case, even though it’s just a phone number and email address, this is prime info to perform a very targeted phishing attack with an SMS or voice followup, on some potentially elite (a.k.a. not broke) clientele.
Erich Kron is the Security Awareness Advocate at KnowBe4, and has over 20 years’ experience in the medical, aerospace manufacturing and defense fields. He is the former security manager for the US Army 2nd Regional Cyber Center-Western Hemisphere.