Windows Update Orchestrator Service Elevation of Privilege Vulnerability

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 Update Orchestrator Service allows an authorized attacker to elevate privileges locally.

2. Oct 15, 2026 · CIRCL Vulnerability Lookup

   Updated

   Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.

Affected

• 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 24H2version unspecified
• vendor Microsoft Windows 11 Version 25H2version unspecified
• vendor Microsoft Windows 11 Version 26H2version unspecified
• vendor Microsoft Windows 11 version 23H2version unspecified
• vendor Microsoft Windows 11 version 26H1version unspecified

Sources

• CIRCL Vulnerability LookupVulnerability recordCVE-2026-97812

  Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.

  vulnerability.circl.lu
• CVE.orgVulnerability recordCVE-2026-97812

  Official CVE identifier

  cve.org

References

• Windows Update Orchestrator Service Elevation of Privilege Vulnerability · msrc.microsoft.com