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Facebook

Disclosed Sep 4, 20197 years agoUnverified

Exposed server holds 419 million records linking Facebook IDs to phone numbers

TechCrunch found an unprotected server with more than 419 million records linking Facebook user IDs to phone numbers, including 133 million US, 18 million UK and 50 million Vietnam records.

What is known

People affectedNot stated in the sources we have
DisclosedSep 4, 2019
AttackScraping
Data exposedPhone numbers, Other
SectorTech · US
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

WhereFiledPeople
ResearchtotalSep 4, 2019

Other breaches at Facebook

History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

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