Description
Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
CVSS Metrics
- Vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- local
- Complexity
- low
- Privileges
- high
- User Action
- none
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- high
- Availability
- high
- Weaknesses
- CWE-122
Metadata
- Primary Vendor
- MICROSOFT
- Published
- 1/13/2026
- Last Modified
- 1/15/2026
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
microsoft : windows_11_23h2microsoft : windows_11_24h2microsoft : windows_11_25h2microsoft : windows_server_2022_23h2microsoft : windows_server_2025
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