7.0
High
CVE-2026-58598 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Backup Engine…
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 and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 10 Version 21H2 10.0 | 10.0.19044.0 → < 10.0.19044.7548 | 10.0.19044.7548 |
| Windows 10 Version 22H2 10.0 | 10.0.19045.0 → < 10.0.19045.7548 | 10.0.19045.7548 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.8875 | 10.0.26100.8875 |
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.8875 | 10.0.26200.8875 |
| Windows 11 version 26H1 10.0 | 10.0.28000.0 → < 10.0.28000.2525 | 10.0.28000.2525 |
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