CMS Data Breach
CMS experienced a data breach that was reported on July 4, 2025. CMS Data Breach
Key Facts
- Organization
- CMS
- Date Reported
- July 4, 2025
- Incident Type
- unauthorized access
- Severity Score
- 5/10
- Confidence Level
- medium
- Tags
Source
View original source - External link to primary source documentation
Understanding unauthorized access Incidents
Unauthorized access breaches occur when attackers gain entry to systems without permission through credential theft, vulnerability exploitation, or social engineering.