CVE-2026-20805

MEDIUM
2026-01-13 [email protected]
5.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
Added to CISA KEV
Jan 14, 2026 - 13:44 cisa
CISA KEV
CVE Published
Jan 13, 2026 - 18:16 nvd
MEDIUM 5.5

Tags

Windows Windows 11 23h2 Windows Server 2022 23h2 Windows 10 1809 Windows 11 25h2 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows 10 1607 Windows 11 24h2 Windows 10 21h2 Windows Server 2025 Windows Server 2022 Windows 10 22h2 Microsoft

Description

Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.

Analysis

Desktop Windows Manager on Windows 10, Windows 11, and Windows Server 2022 leaks sensitive information to local authenticated users, enabling disclosure of confidential data without modifying or disrupting system functionality. This vulnerability is confirmed actively exploited and affects multiple Windows versions with no patch currently available. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Review data exposure and access controls.

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Priority Score

82
Low Medium High Critical
KEV: +50
EPSS: +4.8
CVSS: +28
POC: 0

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CVE-2026-20805 vulnerability details – vuln.today
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