CVE-2025-21198: Microsoft Hpc Pack 2016

Critical severity, CVSS 9.0. EPSS: 0.9% chance of exploitation in the next 30 days.

Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability

Affected products

• Microsoft Hpc Pack 2016: before 2016.3 (fixed in 2016.3)
• Microsoft Hpc Pack 2019: before 6.3.8328.0 (fixed in 6.3.8328.0)

Published 2025-02-11. Last modified 2026-06-17.