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CVE-2026-45597— Windows UI Automation Manager (uiamanager.dll) Elevation of Privilege Vulnerability

Quick assessment

Affected
Microsoft Windows 11 version 23H2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows UI Automation Manager (uiamanager.dll)存在竞争条件问题漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows Server 2022 (Server Core installation),Windows Server 2025 (Server Core installation),Windows 11 Versi

CVSS 7.0 · High EPSS 0.19% · P9

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 8

VendorProduct Version RangeStatus
Microsoft Windows 11 version 23H2 10.0.22631.0< 10.0.22631.7219 affected
Microsoft Windows 11 Version 23H2 10.0.22631.0< 10.0.22631.7219 affected
Microsoft Windows 11 Version 24H2 10.0.26100.0< 10.0.26100.8655 affected
Microsoft Windows 11 Version 25H2 10.0.26200.0< 10.0.26200.8655 affected
Microsoft Windows 11 version 26H1 10.0.28000.0< 10.0.28000.2269 affected
Microsoft Windows Server 2022 10.0.20348.0< 10.0.20348.5256 affected
Microsoft Windows Server 2025 10.0.26100.0< 10.0.26100.32995 affected
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0< 10.0.26100.32995 affected
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I. Basic Information for CVE-2026-45597

Vulnerability Information
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Vulnerability Title
Windows UI Automation Manager (uiamanager.dll) Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Concurrent execution using shared resource with improper synchronization ('race condition') in UI Automation Manager (uiamanager.dll) allows an authorized attacker to elevate privileges locally.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows是美国微软（Microsoft）公司的一套个人设备使用的操作系统。 Microsoft Windows UI Automation Manager (uiamanager.dll)存在竞争条件问题漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Windows Server 2022 (Server Core installation),Windows Server 2025 (Server Core installation),Windows 11 Versi
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 11 version 23H2 10.0.22631.0 ~ 10.0.22631.7219 -
Microsoft Windows 11 Version 23H2 10.0.22631.0 ~ 10.0.22631.7219 -
Microsoft Windows 11 Version 24H2 10.0.26100.0 ~ 10.0.26100.8655 -
Microsoft Windows 11 Version 25H2 10.0.26200.0 ~ 10.0.26200.8655 -
Microsoft Windows 11 version 26H1 10.0.28000.0 ~ 10.0.28000.2269 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.5256 -
Microsoft Windows Server 2025 10.0.26100.0 ~ 10.0.26100.32995 -
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ~ 10.0.26100.32995 -

II. Public POCs for CVE-2026-45597

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III. Intelligence Information for CVE-2026-45597

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Vendor Advisories for CVE-2026-45597 (1)

Same Patch Batch · Microsoft · 2026-06-09 · 200 CVEs total

CVE-2026-45657 9.8 CRITICAL Windows Kernel Remote Code Execution Vulnerability
CVE-2026-47643 9.8 CRITICAL Azure Stack Edge Remote Code Execution Vulnerability
CVE-2026-47291 9.8 CRITICAL HTTP.sys Remote Code Execution Vulnerability
CVE-2026-26142 9.8 CRITICAL Nuance PowerScribe Remote Code Execution Vulnerability
CVE-2026-44815 9.8 CRITICAL DHCP Client Service Remote Code Execution Vulnerability
CVE-2026-47281 9.6 CRITICAL Visual Studio Code Elevation of Privilege Vulnerability
CVE-2026-42904 9.6 CRITICAL Windows TCP/IP Elevation of Privilege Vulnerability
CVE-2026-45602 9.1 CRITICAL Windows Dynamic Host Configuration Protocol (DHCP) Tampering Vulnerability
CVE-2026-47653 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2026-45648 8.8 HIGH Windows Active Directory Domain Services Remote Code Execution Vulnerability
CVE-2026-45504 8.8 HIGH Microsoft Exchange Server Elevation of Privilege Vulnerability
CVE-2026-47289 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2026-32193 8.8 HIGH Azure Kubernetes Service (AKS) Remote Code Execution Vulnerability
CVE-2026-45484 8.8 HIGH Microsoft SharePoint Elevation of Privilege Vulnerability
CVE-2026-42985 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2026-40371 8.8 HIGH Microsoft Dynamics 365 (on-premises) Elevation of Privilege Vulnerability
CVE-2026-45463 8.4 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2026-45641 8.4 HIGH Windows Hyper-V Remote Code Execution Vulnerability
CVE-2026-45482 8.4 HIGH Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability
CVE-2026-45472 8.4 HIGH Microsoft Office Remote Code Execution Vulnerability

Showing top 20 of 200 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Windows 11 version 23H2
Same vendor: Microsoft
Same weakness: CWE-362

V. Comments for CVE-2026-45597

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