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CVE-2026-21519

Microsoft | WindowsAdded 2026-02-10Remediation Deadline 2026-03-03

Microsoft Windows Type Confusion Vulnerability

Microsoft Desktop Windows Manager contains a type confusion vulnerability that could allow an authorized attacker to elevate privileges locally.

Required Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weakness Classification

CWE-843

References