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CVE-2026-20805

Microsoft Windows Information Disclosure Vulnerability

Description

Microsoft Windows Desktop Windows Manager contains an information disclosure vulnerability that allows an authorized attacker to disclose information locally.

Recommended 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.

CISA remediation due date for U.S. federal agencies: 3 Feb 2026.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.