CVE-2026-100215
Undergoing Analysis Undergoing Analysis - In Progress

Heap-based Buffer Overflow in Microsoft Graphics Component

Vulnerability report for CVE-2026-100215, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-13

Last updated on: 2026-10-17

Assigner: Microsoft Corporation

Description

Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.

CVSS Scores

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Meta Information

Published
2026-10-13
Last Modified
2026-10-17
Generated
2026-10-19
AI Q&A
2026-10-14
EPSS Evaluated
2026-10-18
NVD
EUVD

Affected Vendors & Products

Showing 19 associated CPEs
Vendor Product Version / Range
Microsoft Windows 10 Version 1607 10.0.14393.0
Microsoft Windows 10 Version 1809 10.0.17763.0
Microsoft Windows 10 Version 21H2 10.0.19044.0
Microsoft Windows 10 Version 22H2 10.0.19045.0
Microsoft Windows 11 version 23H2 10.0.22631.0
Microsoft Windows 11 Version 23H2 10.0.22631.0
Microsoft Windows 11 Version 24H2 10.0.26100.0
Microsoft Windows 11 Version 25H2 10.0.26200.0
Microsoft Windows 11 version 26H1 10.0.28000.0
Microsoft Windows 11 Version 26H2 10.0.26300.0
Microsoft Windows Server 2012 R2 6.3.9600.0
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0
Microsoft Windows Server 2016 10.0.14393.0
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0
Microsoft Windows Server 2019 10.0.17763.0
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0
Microsoft Windows Server 2022 10.0.20348.0
Microsoft Windows Server 2025 10.0.26100.0
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0

Helpful Resources

Exploitability

CWE
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KEV
KEV Icon
CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Attack-Flow Graph

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Executive Summary

This is a heap-based buffer overflow vulnerability in Microsoft's Graphics Component. It allows an unauthorized attacker to execute arbitrary code on a vulnerable system by exploiting memory corruption issues.

Detection Guidance

This vulnerability is a heap-based buffer overflow in Microsoft's Graphics Component. Detection typically requires checking for specific Microsoft security updates or scanning for affected system configurations. Use Windows Update to verify patch status or run Microsoft Defender scans for known exploits.

Impact Analysis

An attacker could exploit this to run malicious code on your system, potentially gaining control over it. This could lead to data theft, installation of malware, or further network compromise if the attacker moves laterally.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR's data protection requirements and HIPAA's security rules. Organizations may face fines or penalties for failing to address such critical vulnerabilities.

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the heap-based buffer overflow in the Microsoft Graphics Component. Monitor Microsoft's security advisories for updates and install them promptly.

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EPSS Chart