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-2026-78463] Remote Desktop Client Remote Code Execution Vulnerability
Improper control of generation of code ('code injection') in Remote Desktop Client allows an unauthorized attacker to execute code over a network. Affected product named by the advisory: Remote Desktop client for Windows Desktop.
High [CVE-2026-77904] Windows Volume Manager Extension Driver Elevation of Privilege Vulnerability
Windows Volume Manager Extension Driver 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-2026-77899] Windows Security Center Elevation of Privilege Vulnerability
Windows Security Center Elevation of Privilege Vulnerability Affected product named by the advisory: Windows Server 2012.
High [CVE-2026-69282] Microsoft Office SharePoint Remote Code Execution Vulnerability
Improper access control in Microsoft Office SharePoint allows an authorized attacker to execute code over a network. Affected product named by the advisory: Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-77504] Microsoft Office Word Remote Code Execution Vulnerability
Double free in Microsoft Office Word allows an unauthorized attacker to execute code over a network. Affected products named by the advisory: Windows Server 2012; Windows Server 2012 (Server Core installation); Windows Server 2012 R2; Windows Server 2012 R2 (Server Core installation); and 7 more. Affected products named by the advisory: Windows Server 2016 (Server Core installation); Windows Server 2019 (Server Core installation); Windows Server 2022; Windows Server 2025 (Server Core installation).
High [CVE-2026-77500] Windows Device Association Service Elevation of Privilege Vulnerability
Windows Device Association Service Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2016.
High [CVE-2026-72981] IP Helper Remote Code Execution Vulnerability
IP Helper 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-2026-69804] Microsoft Office SharePoint Remote Code Execution Vulnerability
Time-of-check time-of-use (toctou) race condition in Microsoft Office SharePoint allows an authorized attacker to execute code over a network. Affected product named by the advisory: Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-69716] Microsoft Office SharePoint Elevation of Privilege Vulnerability
Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network. Affected product named by the advisory: Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-69603] Windows Hyper-V Remote Code Execution Vulnerability
Windows Hyper-V 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-2026-69576] Graphic Fonts Elevation of Privilege Vulnerability
Graphic Fonts 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-2026-69518] Windows Remote Desktop Remote Code Execution Vulnerability
Windows Remote Desktop 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-2026-69501] Windows Secure Kernel Mode Elevation of Privilege Vulnerability
Windows Secure Kernel Mode Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
High [CVE-2026-69443] Windows Device Health Attestation (DHA) Information Disclosure Vulnerability
Windows Device Health Attestation (DHA) Information Disclosure Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-69380] Microsoft Exchange Server Elevation of Privilege Vulnerability
Microsoft Exchange Server Elevation of Privilege Vulnerability Affected products named by the advisory: Microsoft Exchange Server 2019 Cumulative Update 15; Microsoft Exchange Server 2019 Cumulative Update 14; Microsoft Exchange Server 2016 Cumulative Update 23; Microsoft Exchange Server Subscription Edition RTM.
High [CVE-2026-69378] Microsoft Exchange Server Denial of Service Vulnerability
Microsoft Exchange Server Denial of Service Vulnerability Affected products named by the advisory: Microsoft Exchange Server 2016 Cumulative Update 23; Microsoft Exchange Server 2019 Cumulative Update 14; Microsoft Exchange Server Subscription Edition RTM; Microsoft Exchange Server 2019 Cumulative Update 15.
High [CVE-2026-69355] Microsoft Exchange Server Remote Code Execution Vulnerability
Microsoft Exchange Server Remote Code Execution Vulnerability Affected products named by the advisory: Microsoft Exchange Server 2019 Cumulative Update 15; Microsoft Exchange Server 2019 Cumulative Update 14; Microsoft Exchange Server 2016 Cumulative Update 23; Microsoft Exchange Server Subscription Edition RTM.
High [CVE-2026-68887] Windows Message Queuing Queue Manager Denial of Service Vulnerability
Windows Message Queuing Queue Manager 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.
High [CVE-2026-68877] Windows Storage Spaces Controller Remote Code Execution Vulnerability
Windows Storage Spaces Controller Remote Code Execution Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
High [CVE-2026-68837] Windows File History Service Elevation of Privilege Vulnerability
Windows File History Service Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2016.