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Vulnerabilities

Vulnerability · CVE-2026-108132

Windows Kerberos Elevation of Privilege Vulnerability

Published Oct 13, 2026 · catalog updated Oct 14, 2026 · Microsoft Windows

Check if you run it

No confirmed exploitation is on record for CVE-2026-108132. EPSS is 0.25%. Act only if a listed version of Microsoft Windows is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.25%
Remediation
Advisory link
Affected products
microsoft Windows 10 Version 21H2 for 32-bit Systems · microsoft Windows 10 Version 21H2 for x64-based Systems · microsoft Windows 10 Version 22H2 for 32-bit Systems · microsoft Windows 10 Version 22H2 for ARM64-based Systems · microsoft Windows 10 Version 22H2 for x64-based Systems · microsoft Windows 11 Version 23H2 for ARM64-based Systems

Affected Microsoft products: Windows 11 Version 23H2 for ARM64-based Systems, Windows Server 2025, Windows Server 2025 (Server Core installation), Windows 11 Version 23H2 for x64-based Systems, Windows Server 2022, Windows Server 2022 (Server Core installation), Windows 10 Version 22H2 for ARM64-based Systems, Windows 10 Version 22H2 for x64-based Systems.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • microsoft Windows 10 Version 21H2 for 32-bit Systemsversion unspecified
  • microsoft Windows 10 Version 21H2 for x64-based Systemsversion unspecified
  • microsoft Windows 10 Version 22H2 for 32-bit Systemsversion unspecified
  • microsoft Windows 10 Version 22H2 for ARM64-based Systemsversion unspecified
  • microsoft Windows 10 Version 22H2 for x64-based Systemsversion unspecified
  • microsoft Windows 11 Version 23H2 for ARM64-based Systemsversion unspecified
  • microsoft Windows 11 Version 23H2 for x64-based Systemsversion unspecified
  • microsoft Windows Server 2019 (Server Core installation)version unspecified
  • microsoft Windows Server 2022version unspecified
  • microsoft Windows Server 2022 (Server Core installation)version unspecified
  • microsoft Windows Server 2025version unspecified
  • microsoft Windows Server 2025 (Server Core installation)version unspecified
  • vendor Microsoft Windows 10 Version 1607version unspecified
  • vendor Microsoft Windows 10 Version 1809version unspecified
  • vendor Microsoft Windows 10 Version 21H2version unspecified
  • vendor Microsoft Windows 10 Version 22H2version unspecified
  • vendor Microsoft Windows 11 Version 23H2version unspecified
  • vendor Microsoft Windows 11 version 23H2version unspecified
  • vendor Microsoft Windows Server 2016version unspecified
  • vendor Microsoft Windows Server 2016 (Server Core installation)version unspecified

How to fix CVE-2026-108132

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-108132. EPSS is 0.25%. Act only if a listed version of Microsoft Windows is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-415: Double Free. EPSS 0.25%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 13, 2026 · CIRCL Vulnerability Lookup

    Detected

    Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally.

  2. Oct 14, 2026 · CIRCL Vulnerability Lookup

    Updated

    Double free in Windows Kerberos allows an authorized attacker to elevate privileges locally.

Sources

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.