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High severity7.5NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-105009

CVE-2026-105009

Description

Incorrect default permissions in Windows Server Update Service allows an authorized attacker to elevate privileges locally.

Affected products

1

Microsoft/Windows Update Servicellm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105009nvd

News mentions

0

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