CVE-2019-0803Microsoft Win32k Privilege Escalation Vulnerability

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0685, CVE-2019-0859.

7.8 HIGHEPSS 45.23%⚡ Known Exploited (CISA KEV)NVD: Published

Last updated: 2025-10-21 23:45 UTC

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
7.8	HIGH	3.1CISA-ADP	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CVE ID: CVE-2019-0803
Status: Published
Assigner (CNA): microsoft
Published: Apr 9, 2019
Last modified: 2025-10-21 23:45 UTC

Sources

NVD (unavailable at last refresh)
CVE.org
CISA KEV
FIRST EPSS

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