High · 7.8 CVE-2026-32184 EUVD-2026-22565

Microsoft High Performance Compute (HPC) Pack Elevation of Privilege Vulnerability

Published Apr 14, 2026 · Updated Oct 15, 2026 · Assigned by microsoft

Vendor: Microsoft Product: Microsoft HPC Pack 2019

Description

Deserialization of untrusted data in Microsoft High Performance Compute Pack (HPC) allows an authorized attacker to elevate privileges locally.

Affected products

Vendor	Product	Affected	Fixed
Microsoft	Microsoft HPC Pack 2019	1.0.0 – < 6.3.8355	6.3.8355

Advisories 3

WID-SEC-2026-1098 Microsoft Azure: Mehrere Schwachstellen ermöglichen Privilegieneskalation BSI CERT-Bund (WID) · Apr 14, 2026
NCSC-2026-0117 Kwetsbaarheden verholpen in Microsoft Azure NCSC-NL (Netherlands) · Apr 14, 2026
MSRC-CVE-2026-32184 Microsoft High Performance Compute (HPC) Pack Elevation of Privilege Vulnerability Microsoft Security Response Center · Apr 14, 2026

References

Microsoft High Performance Compute (HPC) Pack Elevation of Privilege Vulnerability vendor-advisory patch