What is CVE-2026-27918?

CVE-2026-27918 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Shell Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-27918 cover?

CVE-2026-27918 covers the following CVE IDs: CVE-2026-27918. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-27918?

CVE-2026-27918 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-27918HighCVSS 7.8

Windows Shell Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-27918 →

🔗 CVE IDs covered (1)

📋 Description