Flagstar Bank, FSB

Disclosed Jun 17, 20224 years agoConfirmed

Official notice

What is known

People affected	Not stated in the sources we have
Disclosed	Jun 17, 2022
Discovered	Dec 3, 2021
Happened	Dec 3, 2021
Attack	Hacking
Data exposed	Not stated
Sector	Finance · US
Status	Confirmed

Sources

Source	Kind
California Attorney General breach notice: Flagstar Bank, FSBoag.ca.gov · Official notice	Official notice
Washington Attorney General breach notice: Flagstar Bank, FSBatg.wa.gov · Official notice	Official notice
Oregon DOJ breach notice: Flagstar Bank, FSBjustice.oregon.gov · Official notice	Official notice

Notices filed

Where	Filed	People
California AGresidents of CA	Jun 17, 2022
Washington AGresidents of WA	Jun 17, 2022	34,026
Oregon DOJresidents of OR	Jun 17, 2022	1,547,169

Other breaches at Flagstar Bank, FSB

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Mar 15, 2021Mar 15, 20215 years agoHacking	Mar 15, 20215 years ago	Hacking	Finance	Confirmed	1.5M

History of this record

2026-09-25 · attack: unknown to hacking · backfill source
2026-09-25 · discovered: empty to 2021-12-03 · backfill source
2026-09-25 · added · backfill source

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

Everything about Flagstar Bank, FSB

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