WishBone Medical, Inc.

A popular social networking app that allows users to create and vote on simple two-choice quizzes targeted by a cyber attack in March 2017.

The compromised information includes 2,326,452 full names, 2,247,314 unique email addresses, 287,502 cellphone numbers, and other users' personal data such as birthdates and gender.

Source: https://www.vice.com/en/article/wnkpnn/popular-teen-quiz-app-wishbone-has-been-hacked-exposing-tons-of-user-information

"id": "WIS133026722",
"linkid": "wishbonemedical",
"type": "Data Leak",
"date": "03/2017",
"severity": "85",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"