Skip to content

Marriott International

Disclosed Jul 6, 20224 years agoUnverified

Social engineering at a Marriott hotel leads to theft of guest and card data

Marriott confirmed that hackers tricked an employee at a Maryland hotel into giving access to a computer in June 2022 and claimed to have stolen 20GB of data including guest card details. Marriott said it would notify 300 to 400 individuals and did not pay an extortion demand.

What is known

People affectedNot stated in the sources we have
DisclosedJul 6, 2022
AttackPhishing
Data exposedPayment cards, Internal documents, Other
SectorHospitality · US
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Source
Hotel giant Marriott confirms yet another data breachtechcrunch.com · News

Notices filed

WhereFiledPeople
ResearchtotalJul 6, 2022

Other breaches at Marriott International

BreachAffected
Disclosed Oct 30, 2019Oct 30, 20196 years ago2,589
Starwood reservation database breach; UK ICO fine, FTC order and USD 52M states settlementNov 30, 20187 years agoHacking500M
Disclosed Oct 16, 2017Oct 16, 20178 years ago75
Disclosed Oct 19, 2015Oct 19, 201510 years ago70
History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

Everything about Marriott International

New breaches by email

Wednesdays, only in weeks with newly disclosed breaches, the largest first.

Double opt-in. Unsubscribe any time.