All Breaches
July 1, 2019 Verified Sensitive Record Webcomic / Forum

XKCD Data Breach

The XKCD data breach is a security incident recorded in July 2019 that affected approximately 562 thousand accounts.

562 Thousand
Reported Records
4
Data Types
High
Severity
Yes
Verification

Exposed Data Types

4
Email addresses
IP addresses
Passwords
Usernames

Additional Information

Added DateSeptember 1, 2019
Breach DateJuly 1, 2019
Domainxkcd.com
SourceThird party breach
Last Content UpdateJuly 19, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

Report missing or incorrect information

Company Information

Company NameXKCD
SectorWebcomic / Forum
CountryUnited States
Websitexkcd.com

Risk Level

High

The reported impact exceeds 100 thousand and falls within the high severity band.

Protect Yourself

Check whether you were affected by this breach

Check Now