CVE-2021-34448🔥 Known Exploited (CISA KEV)MEDIUM6.8CVSS Severity ScoreEPSS Score39.9230%EPSS Percentile97.90thPublished2021-07-16Last Modified2025-10-29Data SourcesNVDCISA KEVFIRST.org EPSSVulnerability DescriptionScripting Engine Memory Corruption VulnerabilityAffected Platforms (CPE)💻MicrosoftWindows 10 1507< 10.0.10240.19003💻MicrosoftWindows 10 1607< 10.0.14393.4530💻MicrosoftWindows 10 1809< 10.0.17763.2061💻MicrosoftWindows 10 1909< 10.0.18363.1679Show All Affected Platforms (+10 more)References & Advisories🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448🔗 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34448🔗 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-34448