More than 200 victims of Medusa ransomware identified over the last year, CISA says

2026-08-19T08:51:48Zbfb30aae661212792becb566e181ad4cd223994a40edf9f4a4bc6240b3acd31d
Medusa ransomwareSwitzerlandUkrainecritical infrastructurecyberattacksextortiongovernmenthigher educationincident responselaw enforcementnetwork isolationransomware

What happened

Cybersecurity news roundup covering the Medusa ransomware campaign, government and university cyber incidents, attacks against a Ukrainian asset-management agency, and a Swiss ransomware prosecution. Medusa has reportedly affected more than 500 victims, including critical infrastructure organizations, indicating an ongoing high-impact ransomware threat. Other incidents involved network isolation and system shutdowns as containment measures, while the prosecution highlights continued law-enforcement action against international ransomware operators.

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
therecord_media
Record identifier
bfb30aae661212792becb566e181ad4cd223994a40edf9f4a4bc6240b3acd31d
Enrichment time
2026-08-19T08:51:48Z
AI-assisted enrichment
Yes

This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.