CVE-2026-108471

Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability

Published Oct 13, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:*
Type Values Removed Values Added
Weaknesses CWE-184
Type Values Removed Values Added
First Time appeared Microsoft windows Server 2019 (server Core Installation)
Vendors & Products Microsoft windows Server 2019 (server Core Installation)
Type Values Removed Values Added
Weaknesses CWE-822
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
Title Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft windows 10 1809
Microsoft windows Server 2019
Weaknesses CWE-822
CPEs cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows 10 1809
Microsoft windows Server 2019
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Nov 10, 2026, 8:47 PM
Reserved
Oct 9, 2026, 9:52 PM
Status
Analyzed
Published
Oct 13, 2026, 7:18 PM
Modified
Oct 26, 2026, 8:11 PM