Company archive

Mytheresa data breach history

Breached tracks public reports, source links, affected counts, exposed data types, and updates for Mytheresa.

Breaches

Known affected

84,108

Latest report

5/27/2026

Data types

Common exposed data

Email addresses Names Phone numbers Physical addresses Purchases Partial credit card data

Tracked reports

canonical

High13d ago

Mytheresa

Mytheresa, a luxury fashion e-commerce platform, had data on approximately 84,000 customers exposed after the ShinyHunters extortion group published it following a failed ransom demand in April 2026.

Email addressesNamesPhone numbers+3 more

84K