Live › vulnerability › CVE-2019-0803
Go to dashboardMicrosoft Win32k, the Windows kernel graphics driver, mishandles objects in memory, which allows privilege escalation. A local attacker who can already run code on a Windows machine can gain kernel-mode code execution.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Microsoft Win32k | vendor | – | – |
Unknown from the sources. In the analyst’s queue.
Apply the Microsoft security update for CVE-2019-0803 per vendor instructions (CISA required action); the specific KB number is unknown from these sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Microsoft Win32k contains an unspecified vulnerability due to it failing to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2019-0803")
CISA KEV catalog, Creative Commons 0 · EPSS scores by FIRST, used with attribution · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.