CVE-2026-32184
Received Received - Intake
Deserialization Vulnerability in Microsoft HPC Enables Local Privilege Escalation

Publication date: 2026-04-14

Last updated on: 2026-05-06

Assigner: Microsoft Corporation

Description
Deserialization of untrusted data in Microsoft High Performance Compute Pack (HPC) allows an authorized attacker to elevate privileges locally.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-04-14
Last Modified
2026-05-06
Generated
2026-06-16
AI Q&A
2026-04-15
EPSS Evaluated
2026-06-15
NVD
EUVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft hpc_pack to 6.3.8355 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Mitigation Strategies

To mitigate this vulnerability, apply the security updates provided by Microsoft for the High Performance Compute Pack (HPC) as soon as they become available.

Ensure that only authorized users have local access to systems running the affected software to reduce the risk of privilege escalation.

Executive Summary

This vulnerability involves the deserialization of untrusted data in the Microsoft High Performance Compute Pack (HPC). It allows an authorized attacker to elevate their privileges locally by exploiting the way the software processes serialized data.

Impact Analysis

An attacker who already has some level of access to the system can exploit this vulnerability to gain higher privileges. This means they could perform actions or access data that would normally be restricted, potentially leading to significant security risks such as data compromise or system control.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-32184. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart