Skip to content

Cornerstone Building Brands

Disclosed May 21, 20215 years ago409 affectedConfirmed

Official notice

What is known

People affected409 (as reported by the organization)
DisclosedMay 21, 2021
HappenedNov 30, 2020
AttackNot stated
Data exposedNot stated
SectorRetail · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
Indiana AGresidents of INMay 21, 20213

Other breaches at Cornerstone Building Brands

BreachAffected
Disclosed Sep 11, 2019Sep 11, 20197 years ago11K
History of this record
  • 2026-09-25 · added · backfill source

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

Everything about Cornerstone Building Brands

New breaches by email

Wednesdays, only in weeks with newly disclosed breaches, the largest first.

Double opt-in. Unsubscribe any time.