Every public data breach

44 disclosed this week · 26,355 on record

Marriott Starwood

Disclosed Dec 13, 201819,076 affectedConfirmed

Official notice

What is known

People affected19,076 (as reported by the organization)
DisclosedDec 13, 2018
DiscoveredDec 8, 2018
HappenedJul 28, 2014
AttackNot stated
Data exposedNamesPayment cardsFinancial
SectorHospitality · US
StatusConfirmed

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Maine AG), confirmed by Maine AG. Record counts are as reported. Not legal advice.

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