CVE-2026-45597

Analyzed Analyzed - Analysis Complete

Race Condition in UI Automation Manager Elevates Privileges

Publication date: 2026-06-09

Last updated on: 2026-06-11

Assigner: Microsoft Corporation

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.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-09

Last Modified

2026-06-11

Generated

2026-06-30

AI Q&A

2026-06-10

EPSS Evaluated

2026-06-28

NVD

CVE-2026-45597

EUVD

EUVD-2026-35555

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_11_23h2	to 10.0.22631.7219 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7219 (exc)
microsoft	windows_11_24h2	to 10.0.26100.8655 (exc)
microsoft	windows_11_24h2	to 10.0.26100.8655 (exc)
microsoft	windows_11_25h2	to 10.0.26200.8655 (exc)
microsoft	windows_11_25h2	to 10.0.26200.8655 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2269 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2269 (exc)
microsoft	windows_server_2022	to 10.0.20348.5256 (exc)
microsoft	windows_server_2025	to 10.0.26100.32995 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-362	The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

Mitigation Strategies

This vulnerability allows an authorized attacker to elevate privileges locally by exploiting a race condition in the UI Automation Manager (uiamanager.dll). Immediate mitigation steps typically involve applying security updates or patches provided by the vendor.

Since no specific mitigation commands or workarounds are provided in the available resources, it is recommended to monitor the official Microsoft security update guide for patches addressing CVE-2026-45597 and apply them as soon as they become available.

Executive Summary

This vulnerability is a race condition caused by concurrent execution using a shared resource with improper synchronization in the UI Automation Manager (uiamanager.dll).

It allows an authorized attacker to elevate their privileges locally on the affected system.

Impact Analysis

The vulnerability can allow an authorized attacker to elevate their privileges on the local system.

This means the attacker could gain higher-level permissions than intended, potentially leading to unauthorized access to sensitive data or system functions.

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