CVE-2026-20941

HIGH
2026-01-13 [email protected]
7.8
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:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 13, 2026 - 18:16 nvd
HIGH 7.8

Tags

Windows Windows Server 2025 Windows 11 25h2 Windows 11 24h2 Microsoft

Description

Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.

Analysis

Privilege escalation in Windows Task Host Process affects Windows 11 and Server 2025 through unsafe symbolic link handling, allowing authenticated local users to gain elevated system privileges. An attacker with standard user access can exploit improper link resolution to bypass access controls and execute arbitrary actions with SYSTEM-level permissions. …

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Remediation

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

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Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2026-20941 vulnerability details – vuln.today
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