clfs driver vulnerability

  1. CVE-2026-40407 CLFS Privilege Escalation: May Patch Tuesday Fix Explained

    Microsoft disclosed CVE-2026-40407 on May 12, 2026 as an Important Windows Common Log File System Driver elevation-of-privilege vulnerability, caused by a heap-based buffer overflow and affecting supported Windows client and server releases with updates available through the May Patch Tuesday...
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    • clfs driver vulnerability cve-2026-40407 local privilege escalation windows security updates
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    • Forum: Security Alerts