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Vulnerability record · CVE-2018-8251 · published 14 June 2018

CVE-2018-8251: Microsoft windows 10 out-of-bounds write vulnerability

Microsoft · Windows 10

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka "Media Foundation Memory Corruption Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

7.5 CVSS 3.0 High EPSS 7.7% · top 5.6% CWE-787 · Out-of-bounds write
7.5CVSS 3.0 base score, v2 7.6
7.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A memory corruption vulnerability exists when Windows Media Foundation improperly handles objects in memory, aka "Media Foundation Memory Corruption Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/104398 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041103 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8251 PatchVendor Advisory
http://www.securityfocus.com/bid/104398 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041103 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8251 PatchVendor Advisory

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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-2018-8251), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.