Eurostar asked all of its customers to reset their passwords after detecting an “unauthorised attempt” to hack into its systems and access their accounts.
The company identified an attempt to access eurostar.com accounts using users’ email and passwords between the 15 and 19 of October, after which it asked its customers to reset the passwords.
Source: https://www.databreaches.net/eurostar-forces-all-customers-to-reset-passwords-after-data-breach/
"id": "EUR25271222",
"linkid": "eurostar",
"type": "Breach",
"date": "10/2018",
"severity": "50",
"impact": "2",
"explanation": "Attack limited on finance or reputation"