CVE-2025-30038: Cgm Clininet

High severity, CVSS 7.3. EPSS: 0.2% chance of exploitation in the next 30 days.

The vulnerability consists of a session ID leak when saving a file downloaded from CGM CLININET. The identifier is exposed through a built-in Windows security feature that stores additional metadata in an NTFS alternate data stream (ADS) for all files downloaded from potentially untrusted sources.

Affected products

• Cgm Cgm Clininet: before 2025.MS1 (fixed in 2025.MS1)

Published 2025-08-27. Last modified 2026-06-17.