What is CVE-2025-26636?

CVE-2025-26636 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Kernel Information Disclosure Vulnerability

Which CVE IDs does CVE-2025-26636 cover?

CVE-2025-26636 covers the following CVE IDs: CVE-2025-26636. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-26636?

CVE-2025-26636 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-26636?

CVE-2025-26636 affects 3 products, including: Windows 11 Version 24H2 for ARM64-based Systems; Windows Server 2025; Windows Server 2025 (Server Core installation).

CVE-2025-26636HighCVSS 5.5

Windows Kernel Information Disclosure Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

July 8, 2025

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2025-26636 →

📋 Description

Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally.

🎯 Affected products3

Windows 11 Version 24H2 for ARM64-based Systems
Windows Server 2025
Windows Server 2025 (Server Core installation)

✅ Remediation

KB5062553 (Security Update) — fixed build 10.0.26100.4652

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26636
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5062553
referencehttps://support.microsoft.com/help/5062553