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April 12, 2026 Verified Luxury Fashion E-commerce

Mytheresa Data Breach

The Mytheresa data breach is a verified security incident dated April 12, 2026, related to customer data of the Germany-based luxury fashion e-commerce brand.

84.1 Thousand
Reported Records
7
Data Types
Medium
Severity
Yes
Verification

Exposed Data Types

7
Email addresses
Names
Partial credit card data
Phone numbers
Physical addresses
Purchases
Salutations

Additional Information

Added DateMay 27, 2026
Breach DateApril 12, 2026
Domainmytheresa.com
SourceVerified third-party breach record and contemporary reporting
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.

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Company Information

Company NameMytheresa
SectorLuxury Fashion E-commerce
CountryGermany
Websitemytheresa.com

Risk Level

Medium

The reported impact exceeds 10 thousand and falls within the medium severity band.

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