Microsoft Server Security Advisories & CVEs
1207 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-2026-58600] 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.
High [CVE-2026-69519] Azure Stack HCI Information Disclosure Vulnerability
Azure Stack HCI Information Disclosure Vulnerability
High [CVE-2026-71331] Windows Device Health Attestation (DHA) Remote Code Execution Vulnerability
Windows Device Health Attestation (DHA) Remote Code Execution Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-70326] Microsoft SharePoint Server Elevation of Privilege Vulnerability
Microsoft SharePoint Server Elevation of Privilege Vulnerability Affected product named by the advisory: Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-56179] Windows Network Address Translation (NAT) Spoofing Vulnerability
Windows Network Address Translation (NAT) Spoofing Vulnerability Affected product named by the advisory: Windows Server 2025.
High [CVE-2026-66808] Microsoft SharePoint Server Remote Code Execution Vulnerability
Microsoft SharePoint Server Remote Code Execution Vulnerability Affected products named by the advisory: Microsoft SharePoint Enterprise Server 2016; Microsoft SharePoint Server 2019; Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-65796] Windows iSCSI Target Service Remote Code Execution Vulnerability
Windows iSCSI Target Service Remote Code Execution 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.
High [CVE-2026-65681] Windows iSCSI Target Service Denial of Service Vulnerability
Windows iSCSI Target Service Denial of Service Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
High [CVE-2026-64921] Microsoft SharePoint Server Elevation of Privilege Vulnerability
Microsoft SharePoint Server Elevation of Privilege Vulnerability Affected products named by the advisory: Microsoft SharePoint Enterprise Server 2016; Microsoft SharePoint Server 2019; Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-64900] Microsoft SharePoint Server Spoofing Vulnerability
Microsoft SharePoint Server Spoofing Vulnerability Affected products named by the advisory: Microsoft SharePoint Enterprise Server 2016; Microsoft SharePoint Server 2019; Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-62911] Microsoft Exchange Server Elevation of Privilege Vulnerability
Microsoft Exchange Server Elevation of Privilege Vulnerability Affected products named by the advisory: Microsoft Exchange Server 2016 Cumulative Update 23; Microsoft Exchange Server Subscription Edition RTM; Microsoft Exchange Server 2019 Cumulative Update 15; Microsoft Exchange Server 2019 Cumulative Update 14.
High [CVE-2026-62888] Windows DWM Core Library Elevation of Privilege Vulnerability
Windows DWM Core Library Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
High [CVE-2026-62832] Windows User Profile Service Elevation of Privilege Vulnerability
Windows User Profile Service Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
High [CVE-2026-62822] Windows GDI+ Remote Code Execution Vulnerability
Windows GDI+ Remote Code Execution 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.
High [CVE-2026-62824] Remote Desktop Client Remote Code Execution Vulnerability
Remote Desktop Client Remote Code Execution Vulnerability Affected products named by the advisory: Windows Server 2016; Windows Server 2012; Windows Server 2012 R2.
High [CVE-2026-62811] Windows HTTP.sys Elevation of Privilege Vulnerability
Windows HTTP.sys Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
High [CVE-2026-62807] Windows DHCP Server Elevation of Privilege Vulnerability
Windows DHCP Server Elevation of Privilege 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.
High [CVE-2026-62790] Windows SMBv3 Server Remote Code Execution Vulnerability
Windows SMBv3 Server Remote Code Execution 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.
High [CVE-2026-62788] Windows Kernel Elevation of Privilege Vulnerability
Windows Kernel Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2025.