Description

Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

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References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20876

Vendor Advisory

Weaknesses

[email protected]

Primary
CWE-122

CVSS impact metrics

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

6.7 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2026-01-13T18:16:17.650Z

2 days ago

Last modified

2026-01-15T21:28:22.290Z

3 hours ago