Immling Listed by The Gentlemen Ransomware Group

On June 30, 2026, the German cultural organization behind the Immling Festival was listed on the leak site of the ransomware group known as thegentlemen. The attackers claim to have exfiltrated internal files from the organization that operates immling.de, the official site for the annual classical music and opera event held at Gut Immling in Halfing, Germany.

What Public Reporting Shows

Public reporting indicates the incident is a ransomware attack in which internal files were taken before encryption or as part of a double-extortion tactic. The victim is a well-known cultural institution that has presented high-quality opera and symphony performances since 1997, primarily between June and August each year. In 2026 the festival is marking its 30th anniversary, making the timing of the public listing particularly visible.

At the time of publication, the exact number of people whose personal information appears in the stolen files remains unknown. Available reporting describes the data as internal files without specifying categories such as customer databases, donor records, employee payroll, or ticketing information. The thegentlemen leak site continues to host the claim, though full sample data has not been broadly published in secondary reporting.

Why This Matters for You and Your Family

When a cultural organization that sells tickets, accepts donations, and maintains mailing lists is breached, ordinary people are often affected. If you or your family have ever bought tickets to the Immling Festival, attended an event, or subscribed to its newsletter, your contact details, payment records, or other personal information may have been inside the compromised systems. Names, addresses, email addresses, and phone numbers are the most common types of records kept by such organizations and the most useful to identity thieves.