Host Process for Windows Tasks Elevation of Privilege Vulnerability
This high-severity Microsoft Server advisory covers CVE-2026-20941 affecting Windows Server 2025 (Server Core installation).
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Summary
Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.
Affected products named by the advisory: Windows Server 2025; Windows Server 2025 (Server Core installation).
- Windows 11 Version 24H2 10.0.26100.0 before 10.0.26100.7623
- Windows 11 Version 25H2 10.0.26200.0 before 10.0.26200.7623
- Windows Server 2025 10.0.26100.0 before 10.0.26100.32230
- Windows Server 2025 (Server Core installation) 10.0.26100.0 before 10.0.26100.32230
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- 10.0.26100.7623
- 10.0.26200.7623
- 10.0.26100.32230
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: 10.0.26100.7623, 10.0.26200.7623, 10.0.26100.32230. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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