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Vulnerability record · CVE-2019-1167 · published 19 July 2019

CVE-2019-1167: Microsoft powershell core vulnerability

Microsoft · Powershell Core

A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement, aka 'Windows Defender Application Control Security Feature Bypass Vulnerability'.

4.1 CVSS 3.0 Medium EPSS 1.1% · top 35.7%
4.1CVSS 3.0 base score, v2 1.9
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A security feature bypass vulnerability exists in Windows Defender Application Control (WDAC) which could allow an attacker to bypass WDAC enforcement, aka 'Windows Defender Application Control Security Feature Bypass Vulnerability'.

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

Affected products

1 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-2019-1167 PatchVendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1167 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-2019-1167), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.