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Security releases

Microsoft

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-40404 Jun 9, 2026 Source: Vendor
Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40404
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Credited

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CVE-2026-40404 BR2026-0003-015656 unclaimed
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
Credited as R4nger with Kunlun Lab & Zhiniang Peng with HUST