High MSRC-CVE-2026-56174 1 CVE

Windows Narrator Braille Elevation of Privilege Vulnerability

Published Aug 11, 2026 · Updated Aug 11, 2026

Vendor: Microsoft

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

Security updates
10.0.17763.9121 — https://support.microsoft.com/help/5120238
10.0.20348.5499 — https://support.microsoft.com/help/5120242
10.0.20348.5440 — https://support.microsoft.com/help/5120229
10.0.19044.7663 — https://support.microsoft.com/help/5120249
10.0.26100.33296 — https://support.microsoft.com/help/5120233
10.0.26100.33222 — https://support.microsoft.com/help/5120228
10.0.22631.7517 — https://support.microsoft.com/help/5120240

Vulnerabilities 1

High 7.8

CVE-2026-56174

Windows Narrator Braille Elevation of Privilege Vulnerability

Untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally.

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows

Aug 11, 2026

Revision history

2026-08-11 #1
Information published.

References

CVE-2026-56174 Windows Narrator Braille Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56174
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss