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CVE-2026-20817NVD
Vulnerability Summary
Improper handling of insufficient permissions or privileges in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVSS v3.1 Base Metrics — Score 7.8 (HIGH)
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- Microsoft Windows 10 21h2 < 10.0.19044.6809
- Microsoft Windows 10 22h2 < 10.0.19045.6809
- Microsoft Windows 11 23h2 < 10.0.22631.6491
- Microsoft Windows 11 24h2 < 10.0.26100.7623
- Microsoft Windows 11 25h2 < 10.0.26200.7623
- Microsoft Windows Server 2022 < 10.0.20348.4648
- Microsoft Windows Server 2022 23h2 < 10.0.25398.2092
- Microsoft Windows Server 2025 < 10.0.26100.32230
- Microsoft Windows 10 21h2 10.0.19044.6809
- Microsoft Windows 10 22h2 10.0.19045.6809
- Microsoft Windows 11 23h2 10.0.22631.6491
- Microsoft Windows 11 24h2 10.0.26100.7623
- Microsoft Windows 11 25h2 10.0.26200.7623
- Microsoft Windows Server 2022 10.0.20348.4648
- Microsoft Windows Server 2022 23h2 10.0.25398.2092
- Microsoft Windows Server 2025 10.0.26100.32230