AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2018-8589

HIGH · CVSS 7.8 EPSS 3.02% CISA KEV · Actively Exploited

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-11-14 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CISA KEV Details

Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.

Ransomware use: Unknown

Added to KEV: 2022-05-23

Required action: Apply updates per vendor instructions.

CVE
CVE-2018-8589
Severity
HIGH
CVSS
7.8
EPSS
3.02%
Windows

Original NVD Description

An elevation of privilege vulnerability exists when Windows improperly handles calls to Win32k.sys, aka "Windows Win32k Elevation of Privilege Vulnerability." This affects Windows Server 2008, Windows 7, Windows Server 2008 R2.