CVE-2020-1159: Microsoft Windows 10

Medium severity, CVSS 6.6. EPSS: 0.7% chance of exploitation in the next 30 days.

<p>An elevation of privilege vulnerability exists in the way that the StartTileData.dll handles file creation in protected locations. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p> <p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the StartTileData.dll properly handles this type of function.</p>

Affected products

• Microsoft Windows 10: version 1903 only; version 1909 only; version 2004 only
• Microsoft Windows Server 2016: version 1903 only; version 1909 only; version 2004 only

Published 2020-09-11. Last modified 2026-06-17.