{"id":"CVE-2021-43226","vendor_project":"Microsoft","product":"Windows","vulnerability_name":"Microsoft Windows Privilege Escalation Vulnerability","date_added":"2025-10-06","due_date":"2025-10-27","known_ransomware_use":"Known","short_description":"Microsoft Windows Common Log File System Driver contains a privilege escalation vulnerability that could allow a local, privileged attacker to bypass certain security mechanisms.","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","cvss_version":"3.1","cvss_severity":"HIGH","cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","nvd_published":"2021-12-15","nvd_status":"Analyzed","epss":0.03072,"epss_percentile":0.87091,"cvss_score":7.8,"days_published_to_kev":1391,"source":"https://data.cybermax-tools.workers.dev/cve/CVE-2021-43226","by":"CyberMax"}