CVE-2026-50374: Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Published Jul 14, 2026
·Updated
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges with a physical attack.
Other sources
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
— Microsoft
Affected Software
37 affected componentsFixes available
Microsoft Windows Cloud Files Mini Filter Driver
Microsoft Windows 11=24H2
10.0.26100.8875
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows Server 2025<10.0.26100.33158
10.0.26100.33158
Microsoft Windows 11=24H2
10.0.26100.8875
Microsoft Windows 11=25H2
10.0.26200.8875
Microsoft Windows 10=22H2
10.0.19045.7548
Microsoft Windows Server 2025<10.0.26100.33158
10.0.26100.33158
Microsoft Windows 10=22H2
10.0.19045.7548
Microsoft Windows 11=26H1
10.0.28000.2525
Microsoft Windows 10=22H2
10.0.19045.7548
Microsoft Windows 11=25H2
10.0.26200.8875
Microsoft Windows 10=21H2
10.0.19044.7548
Microsoft Windows 10=21H2
10.0.19044.7548
Microsoft Windows 10=21H2
10.0.19044.7548
Microsoft Windows Server 2019<10.0.17763.9020
10.0.17763.9020
Microsoft Windows Server 2022<10.0.20348.5386
10.0.20348.5386
Microsoft Windows 10=1809
10.0.17763.9020
Microsoft Windows 10=1809
10.0.17763.9020
Microsoft Windows Server 2019<10.0.17763.9020
10.0.17763.9020
Microsoft Windows 10 1809<10.0.17763.9020
Microsoft Windows 10 1809<10.0.17763.9020
Microsoft Windows 10 21h2<10.0.19044.7548
Microsoft Windows 10 21h2<10.0.19044.7548
Microsoft Windows 10 21h2<10.0.19044.7548
Microsoft Windows 10 22h2<10.0.19045.7548
Microsoft Windows 10 22h2<10.0.19045.7548
Microsoft Windows 10 22h2<10.0.19045.7548
Microsoft Windows 11 24h2<10.0.26100.8875
Microsoft Windows 11 24h2<10.0.26100.8875
Microsoft Windows 11 25h2<10.0.26200.8875
Microsoft Windows 11 25h2<10.0.26200.8875
Microsoft Windows 11 26h1<10.0.28000.2525
Microsoft Windows 11 26h1<10.0.28000.2525
Microsoft Windows Server 2019<10.0.17763.9020
Microsoft Windows Server 2022<10.0.20348.5386
Microsoft Windows Server 2025<10.0.26100.33158
Remediation
Event History
Jul 14, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:07 PM
Data Sourced
via MITRE·05:07 PM
DescriptionSeverity
Data Sourced
via NVD·06:17 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-50374?
CVE-2026-50374 has a medium severity rating of 6.3.
2
What systems are affected by CVE-2026-50374?
CVE-2026-50374 affects Microsoft Windows 10, Windows 11, Windows Server 2019, Windows Server 2022, and Windows Server 2025.
3
What can be exploited in CVE-2026-50374?
CVE-2026-50374 allows an authorized attacker to elevate privileges through a physical attack.
4
How do I mitigate CVE-2026-50374?
To mitigate CVE-2026-50374, ensure that you apply the latest security updates from Microsoft.
5
What type of vulnerability is CVE-2026-50374 classified as?
CVE-2026-50374 is classified as a 'Use After Free' vulnerability.