Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

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Solution

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Workaround

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History

Wed, 14 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Title Windows Kernel Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft windows 11 26h1
Weaknesses CWE-122
CPEs cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:*
Vendors & Products Microsoft
Microsoft windows 11 26h1
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-14T18:00:42.958Z

Reserved: 2026-09-25T04:41:33.499Z

Link: CVE-2026-97803

cve-icon Vulnrichment

Updated: 2026-10-13T21:58:30.759Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-13T19:22:18.160

Modified: 2026-10-13T23:19:33.863

Link: CVE-2026-97803

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-14T13:15:15Z

Weaknesses