{"cvss":7.8,"datePublished":"2025-12-09","dateUpdated":"2025-12-09","description":"Microsoft Windows Cloud Files Mini Filter Driver contains a use after free vulnerability that can allow an authorized attacker to elevate privileges locally.","dueDate":"2025-12-30","id":"CVE-2025-62221","kev_catalogs":["cisa"],"knownRansomwareCampaignUse":"Unknown","notes":"https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-62221 ; https://nvd.nist.gov/vuln/detail/CVE-2025-62221","product":"Windows","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","severity":"HIGH","source":"cisa_known_exploited","title":"Microsoft Windows Use After Free Vulnerability","vendor":"Microsoft"}