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CVE PROGRAM SOURCE RECORD7.0 High

CVE-2026-58598

Windows Backup Service Elevation of Privilege Vulnerability

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Status
Published
Published
Updated
Assigning organization
microsoft

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Backup Engine allows an authorized attacker to elevate privileges locally.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows 10 Version 21H2

  • 10.0.19044.0 to < 10.0.19044.7548affected

Microsoft Windows 10 Version 22H2

  • 10.0.19045.0 to < 10.0.19045.7548affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8875affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8875affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.2525affected

References