What is CVE-2026-59124?

CVE-2026-59124 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability

Which CVE IDs does CVE-2026-59124 cover?

CVE-2026-59124 covers the following CVE IDs: CVE-2026-59124. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-59124?

CVE-2026-59124 has a CVSS v3 base score of 9.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-59124?

CVE-2026-59124 affects 1 product, including: Microsoft HPC Pack 2019.

CVE-2026-59124HighCVSS 9.8

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

Vendor

Microsoft Security Response Center (MSRC)

Published

August 14, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-59124 →

📋 Description

Deserialization of untrusted data in Microsoft High Performance Computing (HPC) Pack allows an unauthorized attacker to execute code over a network.

🎯 Affected products1

Microsoft HPC Pack 2019

✅ Remediation

KBRelease Notes (Security Update) — fixed build 6.3.8359

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59124
patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108779
referencehttps://github.com/Azure/hpcpack/blob/master/CHANGELOG.md#hpc-pack-2019-update-3-qfe-kb5124659-638359---8102026