CVE-2026-58633: Desktop Window Manager Elevation of Privilege Vulnerability
Published Jul 14, 2026
·Updated
Desktop Window Manager Elevation of Privilege Vulnerability
Other sources
Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
— Microsoft
Affected Software
4 affected componentsFixes available
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows 11 26h1<10.0.28000.2525
Microsoft Windows 11 26h1<10.0.28000.2525
Remediation
Event History
Jul 14, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·05:10 PM
Data Sourced
via MITRE·05:10 PM
DescriptionSeverity
Data Sourced
via NVD·06:18 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
Who can exploit this vulnerability?
An attacker must already be authorized to access the affected system and exploit the issue locally. The available data does not indicate that remote exploitation is possible.
2
What is the impact of successful exploitation?
Successful exploitation allows local elevation of privilege. The supplied severity vector indicates high impact to confidentiality, integrity, and availability.
3
Which systems are identified as affected?
The listed affected software is Microsoft Windows 11, including Microsoft Windows 11 26h1.
4
Is a fix available?
Yes. A patch is available for this vulnerability.