CVE-2021-33739🔥 Known Exploited (CISA KEV)HIGH8.4CVSS Severity ScoreEPSS Score67.7650%EPSS Percentile91.84thPublished2021-06-08Last Modified2025-10-30Data SourcesNVDCISA KEVFIRST.org EPSSVulnerability DescriptionMicrosoft DWM Core Library Elevation of Privilege VulnerabilityAffected Platforms (CPE)💻MicrosoftWindows 10 1909< 10.0.18363.1621💻MicrosoftWindows 10 2004< 10.0.19041.1052💻MicrosoftWindows 10 20h2< 10.0.19042.1052💻MicrosoftWindows 10 21h1< 10.0.19043.1052Show All Affected Platforms (+2 more)References & Advisories🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33739🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33739🔗 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-33739