Live › vulnerability › CVE-2018-8589
Go to dashboardA flaw in Windows Win32k.sys mishandles calls, letting a local user escalate privileges. An attacker who exploits it runs code as the local SYSTEM account.
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.
Apply the Microsoft update for CVE-2018-8589 per vendor instructions (CISA KEV required action).
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
A privilege escalation vulnerability exists when Windows improperly handles calls to Win32k.sys. An attacker who successfully exploited this vulnerability could run remote code in the security context of the local system.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2018-8589")
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