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.
Advisories

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Fixes

Solution

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Workaround

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History

Mon, 23 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
Description 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. 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.

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2024-08-04T06:39:09.643Z

Reserved: 2019-11-04T00:00:00.000Z

Link: CVE-2020-1478

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-08-17T19:15:15.490

Modified: 2026-02-23T18:25:17.897

Link: CVE-2020-1478

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses