{"companyName":"Mytheresa","companyDomain":"mytheresa.com","breachUrl":"https://breached-web-instalaw.vercel.app/breach/mytheresa-20260412","llmTextUrl":"https://breached-web-instalaw.vercel.app/breach/mytheresa-20260412/llms.txt","summary":"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.","caseSite":null,"facts":{"reportedAt":"2026-05-27T06:00:40.487Z","breachDate":"2026-04-12T00:00:00.000Z","affectedCount":84108,"exposedDataTypes":["Email addresses","Names","Phone numbers","Physical addresses","Purchases","Partial credit card data"],"severity":"high","latestModifiedAt":"2026-05-27T06:00:40.654Z"},"sources":[{"type":"hibp","label":"HIBP","url":"https://haveibeenpwned.com/PwnedWebsites#Mytheresa","title":"Mytheresa breach record","publisher":"haveibeenpwned.com","publishedAt":null,"retrievedAt":"2026-05-27T06:00:40.624Z","isPrimarySource":true,"confidence":90}],"updates":[]}