Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

MGM Resorts International

Disclosed Oct 5, 2023Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedOct 5, 2023
DiscoveredSep 8, 2023
HappenedSep 8, 2023
AttackHacking
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: MGM Resorts International
Official noticeatg.wa.gov
Washington Attorney General breach notice: MGM Resorts International
Official noticejustice.oregon.gov
Oregon DOJ breach notice: MGM Resorts International
Official noticeago.vermont.gov
Vermont Attorney General: 2023-10-05 MGM Resorts International Data Breach Notice to Consumers
Official noticein.gov
Indiana Attorney General 2023 data breach report: MGM Resorts International

Notices filed

Residents of CAOct 5, 2023
California AGCount not stated
Residents of WAOct 5, 2023
Washington AG811,740 people
Residents of OROct 5, 2023
Oregon DOJCount not stated
Residents of VTOct 5, 2023
Vermont AGCount not stated
Residents of INOct 5, 2023
Indiana AGCount not stated
Residents of CADec 5, 2023
California AGCount not stated

Other breaches at MGM Resorts International

Breach, details not statedBreach notice filed with the Indiana AG, details not stated.47K affectedUSSep 5, 2019
History of this record
source2026-09-25
empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/D-BYear-to-Date-Report-2023.pdfby backfillSource
source2026-09-25
empty to https://ago.vermont.gov/document/2023-10-05-mgm-resorts-international-data-breach-notice-consumersby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
discovered2026-09-25
empty to 2023-09-08by backfillSource
disclosed2026-09-25
2023-12-05 to 2023-10-05by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about MGM Resorts International