CVE-2020-1252: Microsoft Windows 10

High severity, CVSS 7.8. EPSS: 3.9% chance of exploitation in the next 30 days.

A remote code execution vulnerability exists when Windows improperly handles objects in memory. To exploit the vulnerability an attacker would have to convince a user to run a specially crafted application. An attacker who successfully exploited this vulnerability could execute arbitrary code and take control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. The updates address the vulnerability by correcting how Windows handles objects in memory.

Affected products

Microsoft Windows 10: affected versions not specified; version 1607 only; version 1709 only; version 1803 only; version 1809 only; version 1903 only; …
Microsoft Windows 7: affected versions not specified
Microsoft Windows 8.1: affected versions not specified
Microsoft Windows Rt 8.1: affected versions not specified
Microsoft Windows Server 2008: affected versions not specified; version r2 only
Microsoft Windows Server 2012: affected versions not specified; version r2 only
Microsoft Windows Server 2016: affected versions not specified; version 1903 only; version 1909 only; version 2004 only
Microsoft Windows Server 2019: affected versions not specified

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