NetSight
high7.0

CVE-2026-58598

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

Impact

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

Affected products

VendorProductAffected versions
MicrosoftWindows 10 21h2
before 10.0.19044.7548
MicrosoftWindows 10 22h2
before 10.0.19045.7548
MicrosoftWindows 11 24h2
before 10.0.26100.8875
MicrosoftWindows 11 25h2
before 10.0.26200.8875
MicrosoftWindows 11 26h1
before 10.0.28000.2525
MicrosoftWindows 10 Version 21H2
from 10.0.19044.0 before 10.0.19044.7548
MicrosoftWindows 10 Version 22H2
from 10.0.19045.0 before 10.0.19045.7548
MicrosoftWindows 11 Version 24H2
from 10.0.26100.0 before 10.0.26100.8875
MicrosoftWindows 11 Version 25H2
from 10.0.26200.0 before 10.0.26200.8875
MicrosoftWindows 11 Version 26H1
from 10.0.28000.0 before 10.0.28000.2525

Weakness classification

References