Unrated severityCISA KEVNVD Advisory· Published Dec 10, 2019· Updated Oct 21, 2025

CVE-2019-1458

Description

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'.

Affected products

Microsoft/Windowsv5
Range: 10 for 32-bit Systems
Microsoft/Windows Serverv5
Range: 2016

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

packetstormsecurity.com/files/156651/Microsoft-Windows-WizardOpium-Local-Privilege-Escalation.htmlmitrex_refsource_MISC
packetstormsecurity.com/files/159569/Microsoft-Windows-Uninitialized-Variable-Local-Privilege-Escalation.htmlmitrex_refsource_MISC
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1458mitrex_refsource_MISC

News mentions

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epss	0.074
exploit	0.030
kev	0.120
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ransomware	0.060