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Vulnerability record · CVE-2018-8231 · published 14 June 2018

CVE-2018-8231: Microsoft windows 10 vulnerability

Microsoft · Windows 10

A remote code execution vulnerability exists when HTTP Protocol Stack (Http.sys) improperly handles objects in memory, aka "HTTP Protocol Stack Remote Code Execution Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

8.1 CVSS 3.0 High EPSS 16% · top 3.1%
8.1CVSS 3.0 base score, v2 9.3
16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A remote code execution vulnerability exists when HTTP Protocol Stack (Http.sys) improperly handles objects in memory, aka "HTTP Protocol Stack Remote Code Execution Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers.

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/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
http://www.securityfocus.com/bid/104373 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041094 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8231 PatchVendor Advisory
http://www.securityfocus.com/bid/104373 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1041094 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8231 PatchVendor Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2018-8231), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.