Every public data breach

47 disclosed this week · 26,367 on record

Snapchat

Disclosed Jan 1, 20144,609,615 affectedUnverified

Usernames and phone numbers of 4.6 million Snapchat users posted online

Hackers downloaded and briefly posted usernames and phone numbers for about 4.6 million Snapchat accounts, days after a security firm warned of vulnerabilities in the app.

What is known

People affected4,609,615 (as reported by the organization)
DisclosedJan 1, 2014
HappenedJan 1, 2014
AttackScraping
Data exposedLocationPhone numbersNames
SectorTech · US
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Notices filed

Other breaches at Snapchat

History of this record
source_type2026-09-25
aggregator to pressby seedSource
source_url2026-09-25
https://haveibeenpwned.com/Breach/Snapchat to https://www.bbc.co.uk/news/technology-25572661by seedSource
attack2026-09-25
unknown to scrapingby seedSource
data_types2026-09-25
["location","phone"] to ["location","phone","names"]by seedSource
records_basis2026-09-25
hibp to organizationby seedSource
disclosed2026-09-25
2014-01-02 to 2014-01-01by seedSource
summary2026-09-25
In January 2014 just one week after Gibson Security detailed vulnerabilities in the service , Snapchat had 4.6 million usernames and phone number exposed. The attack involved brute force enumeration of a large number of phone numbers agains to Hackers downloaded and briefly posted usernames and phone numbers for about 4.6 million Snapchat accounts, days after a security firm warned of vulnerabilities in the app.by seedSource
title2026-09-25
empty to Usernames and phone numbers of 4.6 million Snapchat users posted onlineby seedSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

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