CVE-2026-108132: Windows Kerberos Elevation of Privilege Vulnerability
Published Oct 13, 2026
·Updated
Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally.
Other sources
Windows Kerberos Elevation of Privilege Vulnerability
— Microsoft
Affected Software
21 affected componentsFixes available
Microsoft Windows Kerberos
Microsoft Windows Server 2025<10.0.26100.33650
10.0.26100.33650
Microsoft Windows 11=23H2
10.0.22631.7652
Microsoft Windows 10=21H2
10.0.19044.7807
Microsoft Windows 10=21H2
10.0.19044.7807
Microsoft Windows 10=21H2
10.0.19044.7807
Microsoft Windows 10=1809
10.0.17763.9376
Microsoft Windows 10=1809
10.0.17763.9376
Microsoft Windows 10=22H2
10.0.19044.7807
Microsoft Windows Server 2025<10.0.26100.33650
10.0.26100.33650
Microsoft Windows Server 2019<10.0.17763.9376
10.0.17763.9376
Microsoft Windows 11=23H2
10.0.22631.7652
Microsoft Windows Server 2016<10.0.14393.9612
10.0.14393.9612
Microsoft Windows Server 2019<10.0.17763.9376
10.0.17763.9376
Microsoft Windows Server 2016<10.0.14393.9612
10.0.14393.9612
Microsoft Windows Server 2022<10.0.20348.5761
10.0.20348.5761
Microsoft Windows 10=22H2
10.0.19044.7807
Microsoft Windows 10=1607
10.0.14393.9612
Microsoft Windows 10=22H2
10.0.19044.7807
Microsoft Windows Server 2022<10.0.20348.5761
10.0.20348.5761
Microsoft Windows 10=1607
10.0.14393.9612
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9612Patch KB5126868 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5761Patch KB5126655
Event History
Oct 13, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·07:01 PM
Data Sourced
via MITRE·07:01 PM
DescriptionSeverity