CVE-2026-32222
Received Received - Intake
Untrusted Pointer Dereference in Windows Win32K Enables Local Privilege Escalation

Publication date: 2026-04-14

Last updated on: 2026-04-17

Assigner: Microsoft Corporation

Description
Untrusted pointer dereference in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
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Meta Information
Published
2026-04-14
Last Modified
2026-04-17
Generated
2026-06-16
AI Q&A
2026-04-15
EPSS Evaluated
2026-06-14
NVD
CVE-2026-32222
EUVD
EUVD-2026-22610
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
microsoft windows_11_24h2 to 10.0.26100.8246 (exc)
microsoft windows_11_24h2 to 10.0.26100.8246 (exc)
microsoft windows_11_25h2 to 10.0.26200.8246 (exc)
microsoft windows_11_25h2 to 10.0.26200.8246 (exc)
microsoft windows_11_26h1 to 10.0.28000.1836 (exc)
microsoft windows_11_26h1 to 10.0.28000.1836 (exc)
microsoft windows_server_2025 to 10.0.26100.32690 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-822 The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
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Compliance Impact

This vulnerability allows an authorized attacker to elevate privileges locally on affected Windows systems.

Elevation of privilege vulnerabilities can potentially lead to unauthorized access to sensitive data or system functions, which may impact compliance with standards such as GDPR or HIPAA that require protection of personal and health information.

However, no specific information is provided about direct effects on compliance with these regulations.

Executive Summary

This vulnerability is an untrusted pointer dereference in the Windows Win32K component called ICOMP. It allows an authorized attacker to elevate their privileges locally on the affected system.

Impact Analysis

The vulnerability can allow an authorized attacker to elevate their privileges on a Windows system. This means the attacker could gain higher-level access than intended, potentially leading to full control over the system, compromising confidentiality, integrity, and availability.

Mitigation Strategies

To mitigate this vulnerability, apply the security updates provided by Microsoft as soon as possible to fix the untrusted pointer dereference issue in Windows Win32K - ICOMP.

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