Cybersecurity incident — 2023-05-31 00:00:00
Affected organization: Centers for Medicare & Medicaid Services
Affected country: United States of America
Industry: Health Care and Social Assistance
Event type: Exploitive
Event subtype: Exploitation of Application Server
Motive: Financial
Actor: cl0p
Actor type: Criminal
Actor country: Russian Federation

The Centers for Medicare & Medicaid Services (CMS) notified 612,000 Medicare beneficiaries of a data breach stemming from a vulnerability in Progress Software's MOVEit Transfer software.