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Advisory severityHigh7.8Microsoft Server Updated

High [CVE-2026-69718] Windows Update Elevation of Privilege Vulnerability

This high-severity Microsoft Server advisory covers CVE-2026-69718 affecting Windows Server 2025.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-69718 Source published Source updated

VulniPulse record published Record updated

CVE-2026-69718
Affected products & platforms
Microsoft ServerWindows Server
Open source advisory

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Summary

Windows Update Elevation of Privilege Vulnerability

Affected product named by the advisory: Windows Server 2025.

Affected versions
  • Windows 11 version 23H2 10.0.22631.0 before 10.0.22631.7652
  • Windows 11 Version 23H2 10.0.22631.0 before 10.0.22631.7652
  • Windows 11 Version 24H2 10.0.26100.0 before 10.0.26100.9711
  • Windows 11 Version 25H2 10.0.26200.0 before 10.0.26200.9711
  • Windows 11 version 26H1 10.0.28000.0 before 10.0.28000.3231
  • Windows 11 Version 26H2 10.0.26300.0 before 10.0.26300.9711
  • Windows Server 2025 10.0.26100.0 before 10.0.26100.33650
  • Windows Server 2025 (Server Core installation) 10.0.26100.0 before 10.0.26100.33650

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Fixed versions
  • KB5126646 (build 10.0.26100.33650)
  • KB5127648 (build 10.0.26300.9711)
  • KB5126653 (build 10.0.22631.7652)
  • KB5127646 (build 10.0.28000.3231)

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Install the applicable security update for your platform: KB5126646, KB5127648, KB5126653, KB5127646 (see the Microsoft Update Catalog).

Official advisory · high-confidence parse· fetched 1 day ago·verify at source

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