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Ticketbay member data breach

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Made public · 16,000 members

What leaked4

Hard to replace

  • Other profile data
  • Username

Permanent

  • Purchase or order history
  • Full name
  • Purchase or order historytransaction data: order details and show names
  • Other profile datasign-up date

To-dos

None of the harms this check covers.

What happened next8 events

  1. UndetectedNone on record
  2. Response 8 eventsNo individual notice on record · show events
  3. RemedyNone on record
  4. PenaltyNone on record
  5. DisputesNone on record
  1. Apology in the leak notice
  2. Damage reports and questions taken by the customer centre by phone and email
  3. Per-member leak lookup with identity verification
  4. Leak notice sent to members with a link to check their own leaked items
  5. Leak notice posted on the Ticketbay website
3 more
  1. Intrusion reported to KISA and the data leak to the PIPC
  2. Full system check, stronger authentication and access-right checks, and added security equipment
  3. Abnormal access path blocked as soon as the access was noticed
Company
Ticketbay
When it happened
Made public
Notice
Leak confirmed
Affected
16,000 members · approx.; about 16,000 so far; company notice

How the facts developed

  1. Notice (reported October 24, 2026): an outside attacker abnormally accessed some Ticketbay APIs on October 21, 2026, and about 16,000 members' data has leaked so far; the access path was blocked, and the scope may change after further analysis

Sources