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Vulnerability record · CVE-2018-8415 · published 14 November 2018

CVE-2018-8415: Microsoft powershell core code injection vulnerability

Microsoft · Powershell Core

A tampering vulnerability exists in PowerShell that could allow an attacker to execute unlogged code, aka "Microsoft PowerShell Tampering Vulnerability." This affects Windows 7, PowerShell Core 6.1, Windows Server 2012 R2, Windows RT 8.1, PowerShell Core 6.0, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

7.8 CVSS 3.0 High EPSS 1.2% · top 33.4% CWE-94 · Code injection
7.8CVSS 3.0 base score, v2 4.6
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

A tampering vulnerability exists in PowerShell that could allow an attacker to execute unlogged code, aka "Microsoft PowerShell Tampering Vulnerability." This affects Windows 7, PowerShell Core 6.1, Windows Server 2012 R2, Windows RT 8.1, PowerShell Core 6.0, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.

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

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/105792 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1042108 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8415 PatchVendor Advisory
http://www.securityfocus.com/bid/105792 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1042108 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8415 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-2018-8415), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.