Microsoft Server Security Advisories & CVEs
1724 advisories tracked · Microsoft Security Update Guide (MSRC) · direct feeds checked every minute; rate-limited backstops use a safe source cadence
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Official source
Microsoft Security Update Guide (MSRC)
Polled via the official MSRC Security Update Guide RSS feed (api.msrc.microsoft.com, no credentials required), scoped to SERVER products only — Windows Server, Exchange, SQL Server, SharePoint, Hyper-V and companion server roles. Client-only CVEs (Edge, Office apps, consumer Windows) are filtered out via the monthly CVRF document's affected-product list.
Latest MS Server advisories
High [CVE-2026-58599] HEVC Video Extensions Remote Code Execution Vulnerability
HEVC Video Extensions Remote Code Execution Vulnerability Affected products named by the advisory: HEVC Video Extensions from Device Manufacturer on Windows Server 2019; HEVC Video Extensions from Device Manufacturer on Windows Server 2022; HEVC Video Extensions from Device Manufacturer on Windows Server 2025.
High [CVE-2026-58600] HEVC Video Extensions Elevation of Privilege Vulnerability
HEVC Video Extensions Elevation of Privilege Vulnerability Affected products named by the advisory: HEVC Video Extensions from Device Manufacturer on Windows Server 2019; HEVC Video Extensions from Device Manufacturer on Windows Server 2022; HEVC Video Extensions from Device Manufacturer on Windows Server 2025.
High [CVE-2026-80075] Windows Work Folders Elevation of Privilege Vulnerability
Windows Work Folders Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 1 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-83501] Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability
Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability Affected product named by the advisory: Windows Server 2025.
Medium [CVE-2026-70145] Microsoft Windows Search Component Information Disclosure Vulnerability
Microsoft Windows Search Component Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-69381] Windows Storage Port Driver Information Disclosure Vulnerability
Windows Storage Port Driver Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-67645] Microsoft SQL Server Information Disclosure Vulnerability
Microsoft SQL Server Information Disclosure Vulnerability Affected products named by the advisory: Microsoft SQL Server 2017; Microsoft SQL Server 2019; Microsoft SQL Server 2025; Microsoft SQL Server 2022.
Medium [CVE-2026-67624] Microsoft SQL Server Information Disclosure Vulnerability
Microsoft SQL Server Information Disclosure Vulnerability Affected products named by the advisory: Microsoft SQL Server 2019; Microsoft SQL Server 2022; Microsoft SQL Server 2025.
Medium [CVE-2026-78516] Windows Storage Information Disclosure Vulnerability
Windows Storage Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-67369] Microsoft SQL Server Information Disclosure Vulnerability
Microsoft SQL Server Information Disclosure Vulnerability Affected product named by the advisory: Microsoft SQL Server 2025.
Medium [CVE-2026-78454] Windows CD-ROM Driver Information Disclosure Vulnerability
Windows CD-ROM Driver Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2016.
Medium [CVE-2026-78452] Microsoft Windows SCSI Class System File Information Disclosure Vulnerability
Microsoft Windows SCSI Class System File Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-78455] Xbox Information Disclosure Vulnerability
Out-of-bounds read in Xbox allows an unauthorized attacker to disclose information with a physical attack. Affected products named by the advisory: Windows Server 2016; Windows Server 2016 (Server Core installation); Windows Server 2019; Windows Server 2019 (Server Core installation).
Medium [CVE-2026-78453] Microsoft Windows SCSI Class System File Information Disclosure Vulnerability
Microsoft Windows SCSI Class System File Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-78451] Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability
Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-78446] Windows Distributed File System (DFS) Denial of Service Vulnerability
Windows Distributed File System (DFS) Denial of Service Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016; and 2 more. Affected products named by the advisory: Windows Server 2012 R2.
Medium [CVE-2026-78441] Windows OLE DB Information Disclosure Vulnerability
Windows OLE DB Information Disclosure Vulnerability Affected products named by the advisory: Microsoft SQL Server 2017; Microsoft SQL Server 2019.
Medium [CVE-2026-69562] Microsoft SQL Server Information Disclosure Vulnerability
Microsoft SQL Server Information Disclosure Vulnerability Affected products named by the advisory: Microsoft SQL Server 2017; Microsoft SQL Server 2019.
Medium [CVE-2026-77488] Microsoft SQL Server Information Disclosure Vulnerability
Microsoft SQL Server Information Disclosure Vulnerability Affected products named by the advisory: Microsoft SQL Server 2025; Microsoft SQL Server 2022; Microsoft SQL Server 2017; Microsoft SQL Server 2019.
Medium [CVE-2026-73004] Windows Autopilot Tampering Vulnerability
Windows Autopilot Tampering Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.