CVE-2025-26636

MEDIUM

Windows 11 24H2 and Windows Server 2025 < 10.0.26100.4652 - Information Disclosure via Processor Optimization Removal

Title source: llm

Description

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

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory patch

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26636

Scores

CVSS v3 5.5

EPSS 0.0083

EPSS Percentile 74.7%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-1037

Status published

Products (2)

microsoft/windows_11_24h2 < 10.0.26100.4652

microsoft/windows_server_2025 < 10.0.26100.4652

Published Jul 08, 2025

Tracked Since Feb 18, 2026