9.8Critical

CVE-2026-59124Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability

Microsoft Microsoft HPC Pack 2019 Published: 2026-08-11 20:03 (3 months ago)

Description

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

Weakness (CWE): CWE-502

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
Microsoft	Microsoft HPC Pack 2019	1.0.0 – < 6.3.8359
microsoft	windows app	< 2.0.1314.0

References and patches

Microsoft High Performance Computing (HPC) Pack Remote Code Execution Vulnerability vendor-advisorypatchVendor Advisory

CPE matches (NVD) (1)

cpe:2.3:a:microsoft:windows_app:*:*:*:*:*:windows:*:* < 2.0.1314.0

CVSS score

9.8Critical

Source: microsoft · CVSS 3.1

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

All scores (2)

cna	CVSS 3.1	9.8Critical
secure@microsoft.com	CVSS 3.1	9.8Critical

EPSS (chance of exploitation in 30 days)

1.53%

higher than 75% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: yes
Technical impact: total

Timeline

ID reserved2026-07-02
Published2026-08-11 20:03
Reached IP-DB2026-10-24 23:45
Last updated2026-10-30 20:19

Assigned by (CNA): microsoft
NVD status: Analyzed

View at source: CVE.org · NVD

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