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Vulnerability record · CVE-2020-16915 · published 16 October 2020

CVE-2020-16915: Microsoft windows 10 out-of-bounds write vulnerability

Microsoft · Windows 10

<p>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.</p> <p>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.</p> <p>The security update addresses the vulnerability by correcting how Windows Media Foundation handles objects in memory.</p>

7.8 CVSS 3.1 High EPSS 9.8% · top 4.6% CWE-787 · Out-of-bounds write
7.8CVSS 3.1 base score, v2 6.8
9.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

<p>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.</p> <p>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.</p> <p>The security update addresses the vulnerability by correcting how Windows Media Foundation handles objects in memory.</p>

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16915 PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1257/ Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16915 PatchVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-1257/ Third Party AdvisoryVDB Entry

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-16915), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.