---
id: "CVE-2019-1388"
kind: "vulnerability"
aliases: ["CVE-2019-1388"]
title: "An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce\u2026"
severity: "high"
cvss: 7.8
epss: null
exploited: true
status: "open"
category: "infrastructure"
products: [{"name": "Microsoft Windows", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1507", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1607", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1709", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1803", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1809", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1903", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 7", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 8.1", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows rt 8.1", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 1903", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2008", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2008", "fixed": [], "affected": "= r2", "ecosystem": "vendor"}, {"name": "microsoft windows server 2012", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2012", "fixed": [], "affected": "= r2", "ecosystem": "vendor"}, {"name": "microsoft windows server 2016", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2016", "fixed": [], "affected": "= 1803", "ecosystem": "vendor"}, {"name": "microsoft windows server 2019", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "infrastructure", "ransomware", "windows"]
not_affected_if: ["fully-patched"]
published_at: "2019-11-12T19:15:12+00:00"
first_seen_at: "2026-10-23T19:11:52+00:00"
updated_at: "2026-10-23T22:29:04+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-1388", "first_seen_at": "2026-10-23T19:11:52+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-1388", "first_seen_at": "2026-10-23T22:29:04+00:00"}]
---

# An elevation of privilege vulnerability exists in the Windows Certificate Dialog when it does not properly enforce…

Microsoft Windows Certificate Dialog has a privilege escalation flaw. An attacker with a local foothold can run processes in an elevated context.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Microsoft Windows affected ? fixed ?
- vendor:microsoft windows 10 1507 affected ? fixed ?
- vendor:microsoft windows 10 1607 affected ? fixed ?
- vendor:microsoft windows 10 1709 affected ? fixed ?
- vendor:microsoft windows 10 1803 affected ? fixed ?
- vendor:microsoft windows 10 1809 affected ? fixed ?
- vendor:microsoft windows 10 1903 affected ? fixed ?
- vendor:microsoft windows 7 affected ? fixed ?
- vendor:microsoft windows 8.1 affected ? fixed ?
- vendor:microsoft windows rt 8.1 affected ? fixed ?
- vendor:microsoft windows server 1903 affected ? fixed ?
- vendor:microsoft windows server 2008 affected ? fixed ?
- vendor:microsoft windows server 2008 affected = r2 fixed ?
- vendor:microsoft windows server 2012 affected ? fixed ?
- vendor:microsoft windows server 2012 affected = r2 fixed ?
- vendor:microsoft windows server 2016 affected ? fixed ?
- vendor:microsoft windows server 2016 affected = 1803 fixed ?
- vendor:microsoft windows server 2019 affected ? fixed ?

## Fix

Apply the Microsoft Windows updates for CVE-2019-1388 per vendor instructions, as directed by CISA.

## Timeline

- 2026-10-23T19:11:52+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2019-1388
- 2026-10-23T22:29:04+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2019-1388

## From the sources

Microsoft Windows Certificate Dialog contains a privilege escalation vulnerability, allowing attackers to run processes in an elevated context.

CISA required action: Apply updates per vendor instructions.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_