High severity7.8NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-83659

Description

Improper link resolution before file access ('link following') in Windows User Profile Service allows an authorized attacker to elevate privileges locally.

Affected products

Microsoft/Windows User Profile Servicellm-fuzzy

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83659nvd

News mentions

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epss	0.000
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ransomware	0.000