Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Fullsteam Software Holdings

Disclosed Dec 15, 202513,370 affectedConfirmed

Official notice

What is known

People affected13,370 (as reported by the organization)
DisclosedDec 15, 2025
DiscoveredOct 8, 2025
HappenedSep 16, 2025
AttackNot stated
Data exposedPayment cardsFinancialNames
SectorTech · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Fullsteam Software Holdings
Official noticeoag.my.site.com
Texas Attorney General data security breach report BR-0004732: Fullsteam Software Holdings

Notices filed

Residents of CADec 15, 2025
California AGCount not stated
Residents of TXDec 16, 2025
Texas AG2,792 people
History of this record
data_types2026-09-25
[] to ["payment-card","financial","names"]by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 13370by backfillSource
discovered2026-09-25
empty to 2025-10-08by 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 Fullsteam Software Holdings