What happened?
In approximately mid-2020, Mashable suffered a data breach that subsequently turned up publicly in November 2020. The data included 1.4 million unique email addresses along with names, genders, expired auth tokens, physical locations, links to social media profiles and days and months of birth. The data was provided to HIBP by dehashed.com .
When did it happen?
The breach date in the public record is June 1, 2020. The record was added to the catalogue on November 10, 2020 and last updated there on November 10, 2020.
What information was reported as exposed?
- Auth tokens
- Email addresses
- Genders
- Geographic locations
- IP addresses
- Names
- Partial dates of birth
- Social media profiles
These are incident-level categories. The record does not prove that every category was exposed for every affected person.
Who may be affected?
This record may be relevant to people who had an account or other relationship with Mashable or used mashable.com around June 1, 2020. A catalogue entry does not establish that every customer was affected or that every listed data category applied to each person. Compare the record with an official notice addressed to you.
What should you do?
Compare the organization, dates, and information categories with any notice you received. Use contact details you independently confirm.
Treat unexpected breach follow-ups with caution. Do not use links or phone numbers in a suspicious message; contact the organization directly.
Review the affected service and connected accounts for changes you did not make. Keep a copy of the breach notice and your actions.
Choose actions that match the information involved. If you find signs that someone is using your identity, the Federal Trade Commission provides a personal recovery plan at IdentityTheft.gov.
Sources and review information
- Have I Been Pwned breach catalogue record ↗
- Federal Trade Commission: What To Do After a Data Breach ↗
- Federal Trade Commission: Credit Freezes and Fraud Alerts ↗
Page reviewed September 14, 2026 by the Data Breach Help Editorial Team. Catalogue details reflect the provider record and may change.