Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-81963

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Exploit prediction scoring system (EPSS) score
CVSS Severity
CVSS v3 Score 7.8
Proposed Action
Microsoft Windows Update Stack contains a link following vulnerability that allows a local attacker to escalate privileges locally up to SYSTEM.
Ransomware Campaign
Unknown
Products affected by CVE-2026-81963


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