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Medium Confirmed Technology

Trello User Data Scraping

Trello (Atlassian) data breach affecting 15.0M records.

6.5
Severity Score
Records Exposed
15.0M
Breach Date
January 2024
Attack Vector
API Scraping

Exposed Data Types

Emails Names

A threat actor scraped 15 million Trello user profiles by exploiting an unsecured API endpoint that allowed email-to-profile lookups without authentication. The data was combined with previously leaked email databases.

Impact Assessment

Data Sensitivity
6.5
Scale
15.0M
Public Exposure
Medium