CVE-2025-26636

Processor optimization removal or modification of security-critical code in Windows Kernel allows an authorized attacker to disclose information locally.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
microsoftCNA
5.5 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
VendorProductVersion
microsoftwindows_11_24h2
𝑥
< 10.0.26100.4652
microsoftwindows_server_2025
𝑥
< 10.0.26100.4652
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26636