HIGHVulnerability
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CISA KEV: Microsoft Windows — Microsoft Windows Link Following Vulnerability

·Source: CISA KEV

Updated:

Executive Summary

Microsoft Windows Update Stack contains a link following vulnerability that allows a local attacker to escalate privileges locally up to SYSTEM.

Analysis

Microsoft Windows Update Stack contains a link following vulnerability that allows a local attacker to escalate privileges locally up to SYSTEM. Added to CISA Known Exploited Vulnerabilities catalog on 2026-09-08. Remediation due: 2026-09-22.

Indicators of Compromise (1)

CVE (1)
CVE-2026-81963
NVDMITRE CVE
Source Attribution

Originally published by CISA KEV on Sep 8, 2026. Verified by: CISA.

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