CVE-2026-68837: Windows File History Service Elevation of Privilege Vulnerability
Published Sep 8, 2026
·Updated
Use after free in Windows File History Service allows an authorized attacker to elevate privileges locally.
Other sources
Windows File History Service Elevation of Privilege Vulnerability
— Microsoft
Affected Software
42 affected componentsFixes available
Microsoft Windows 11=23H2
10.0.22631.7582
Microsoft Windows 10=21H2
10.0.19044.7725
Microsoft Windows 10=1607
10.0.14393.9512
Microsoft Windows 10=1607
10.0.14393.9512
Microsoft Windows 11=23H2
10.0.22631.7582
Microsoft Windows 11=25H2
10.0.26200.9445
Microsoft Windows Server 2016<10.0.14393.9512
10.0.14393.9512
Microsoft Windows 11=24H2
10.0.26100.9445
Microsoft Windows 11=26H1
10.0.28000.2954
Microsoft Windows 11=24H2
10.0.26100.9445
Microsoft Windows 11=25H2
10.0.26200.9445
Microsoft Windows 10=22H2
10.0.19045.7725
Microsoft Windows 10=21H2
10.0.19044.7725
Microsoft Windows 10=22H2
10.0.19045.7725
Microsoft Windows Server 2019<10.0.17763.9245
10.0.17763.9245
Microsoft Windows 10=22H2
10.0.19045.7725
Microsoft Windows 10=21H2
10.0.19044.7725
Microsoft Windows Server 2019<10.0.17763.9245
10.0.17763.9245
Microsoft Windows 11=26H1
10.0.28000.2954
Microsoft Windows 10=1809
10.0.17763.9245
Microsoft Windows 10=1809
10.0.17763.9245
Microsoft Windows Server 2016<10.0.14393.9512
10.0.14393.9512
Microsoft Windows 10 1607<10.0.14393.9512
Microsoft Windows 10 1607<10.0.14393.9512
Microsoft Windows 10 1809<10.0.17763.9245
Microsoft Windows 10 1809<10.0.17763.9245
Microsoft Windows 10 21h2<10.0.19044.7725
Microsoft Windows 10 21h2<10.0.19044.7725
Microsoft Windows 10 21h2<10.0.19044.7725
Microsoft Windows 10 22h2<10.0.19045.7725
Microsoft Windows 10 22h2<10.0.19045.7725
Microsoft Windows 10 22h2<10.0.19045.7725
Microsoft Windows 11 23h2<10.0.22631.7582
Microsoft Windows 11 23h2<10.0.22631.7582
Microsoft Windows 11 24h2<10.0.26100.9445
Microsoft Windows 11 24h2<10.0.26100.9445
Microsoft Windows 11 25h2<10.0.26200.9445
Microsoft Windows 11 25h2<10.0.26200.9445
Microsoft Windows 11 26h1<10.0.28000.2954
Microsoft Windows 11 26h1<10.0.28000.2954
Microsoft Windows Server 2016<10.0.14393.9512
Microsoft Windows Server 2019<10.0.17763.9245
Remediation
Event History
Sep 8, 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·05:12 PM
Data Sourced
via MITRE·05:12 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 must be able to execute an attack locally. It is not described as remotely exploitable or requiring user interaction.
2
Which systems are listed as affected?
The affected software list includes Microsoft Windows 10, Microsoft Windows 11, Windows Server 2016, and Windows Server 2019.
3
What level of impact could successful exploitation have?
Successful exploitation can elevate the attacker’s privileges locally. The provided vector indicates high confidentiality, integrity, and availability impact.