The personal information of people who took part in epidemiological surveys in China with Center for Disease Control and Prevention were leaked after an intern sent the files to his sister who spread it to others.
The internship of the person responsible for the incident was discarded and investigation was launched to know the extent of the data leak.
Source: https://www.globaltimes.cn/page/202101/1213577.shtml
"id": "CEN05319622",
"linkid": "centers-for-disease-control-and-prevention",
"type": "Breach",
"date": "01/2021",
"severity": "70",
"impact": "4",
"explanation": "Attack with significant impact with customers data leaks"