cve 2026 50417

The cve 2026 50417 tag covers Microsoft’s disclosure and remediation of a heap-based buffer overflow in Windows NTFS. The vulnerability is classified as a remote code execution issue and carries a CVSS 3.1 score of 7.8, but available details indicate exploitation is local rather than network-based and requires an attacker to have low-level privileges. Coverage includes supported Windows client and server releases, from Windows 10 and current Windows 11 versions to Windows Server 2012 through Windows Server 2025. The tagged discussion focuses on Microsoft’s July 14, 2026 security updates, affected systems, exploitation conditions, and the fix for this Windows security flaw.