What is CVE-2026-20819?

CVE-2026-20819 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability

Which CVE IDs does CVE-2026-20819 cover?

CVE-2026-20819 covers the following CVE IDs: CVE-2026-20819. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-20819?

CVE-2026-20819 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-20819HighCVSS 5.5

Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-20819 →

🔗 CVE IDs covered (1)

📋 Description