Windows 11 24h2
CVE-2026-20941
HIGH
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (microsoft) · only source for this CVE.
CVSS VectorVendor: microsoft
Lifecycle Timeline
2DescriptionCVE.org
Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.
AnalysisAI
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. Currently no patch is available for this vulnerability.
Technical ContextAI
Classified as CWE-59 (Improper Link Resolution Before File Access). Affects Windows 11 24H2. Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-59 – Improper Link Resolution Before File Access
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today