CVE-2020-16915: Microsoft Windows 10

High severity, CVSS 7.8. EPSS: 9.8% chance of exploitation in the next 30 days.

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory. An attacker who successfully exploited the vulnerability could install programs; view, change, or delete data; or create new accounts with full user rights. There are multiple ways an attacker could exploit the vulnerability, such as by convincing a user to open a specially crafted document, or by convincing a user to visit a malicious webpage. The security update addresses the vulnerability by correcting how Windows Media Foundation handles objects in memory.

Affected products

Microsoft Windows 10: version 1607 only; version 1709 only; version 1803 only; version 1809 only; version 1903 only; version 1909 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 2020-10-16. Last modified 2026-06-17.