What is CVE-2025-21198?

CVE-2025-21198 is a critical-severity vulnerability in Microsoft Hpc Pack 2016, classified under Missing Authentication for Critical Function. CVSS score: 9.0/10. Published 2025-02-11.

How severe is CVE-2025-21198?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Auth bypass in Microsoft Hpc Pack 2016

CVE-2025-21198

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

Vulnerability class: Broken Authentication

EPSS: 0.002 (37.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Hpc Pack 2016 — versions 1.0.0
Microsoft Hpc Pack 2019 — versions 1.0.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-21198?: CVE-2025-21198 is a critical-severity vulnerability in Microsoft Hpc Pack 2016, classified under Missing Authentication for Critical Function. CVSS score: 9.0/10. Published 2025-02-11.
How severe is CVE-2025-21198?: Critical severity. CVSS v3 base score is 9.0 out of 10.