Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

TransUnion

Disclosed Aug 4, 202211,765 affectedConfirmed

Official notice

What is known

People affected11,765 (as reported by the organization)
DisclosedAug 4, 2022
HappenedAug 4, 2021
AttackNot stated
Data exposedNot stated
SectorFinance · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: TransUnion
Official noticeago.vermont.gov
Vermont Attorney General: 2023-03-10 TransUnion Data Breach Notice to Consumers
Official noticeago.vermont.gov
Vermont Attorney General: 2022 11 7 TransUnion Data Breach Notice to Consumers
Official noticein.gov
Indiana Attorney General 2023 data breach report: TransUnion
Official noticein.gov
Indiana Attorney General 2022 data breach report: TransUnion

Notices filed

Residents of CAAug 4, 2022
California AGCount not stated
Residents of INAug 4, 2022
Indiana AG180 people
Residents of VTNov 7, 2022
Vermont AGCount not stated
Residents of INNov 7, 2022
Indiana AG3 people
Residents of VTMar 10, 2023
Vermont AGCount not stated
Residents of INMar 10, 2023
Indiana AG2 people

Other breaches at TransUnion

TransUnion third-party app breach exposes 4.4 million consumersVendor breach exposed names, dates of birth, Social Security numbers, addresses, phone numbers and emails. Reported to the California AG.Vendor breach4.5M affectedFinanceUSAug 26, 2025Breach, details not statedExposed names, Social Security numbers, government IDs, payment cards and names. Reported to the Maine AG.FinanceUSOct 23, 2018
History of this record
source2026-09-25
empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/2022-DB-Year-to-Date-Report-for-Website.pdfby backfillSource
records2026-09-25
67 to 11765by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 67by backfillSource
source2026-09-25
empty to https://ago.vermont.gov/document/2022-11-7-transunion-data-breach-notice-consumersby backfillSource
sector2026-09-25
other to financeby 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 TransUnion