Microsoft Server Security Advisories & CVEs
1358 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-2026-61923] Windows Display Enhancement Service Elevation of Privilege Vulnerability
Windows Display Enhancement Service Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-61356] Windows Remote Desktop Services Elevation of Privilege Vulnerability
Windows Remote Desktop Services Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-61361] Windows DHCP Client Remote Code Execution Vulnerability
Windows DHCP Client Remote Code Execution Vulnerability Affected product named by the advisory: Windows Server 2025.
High [CVE-2026-61346] Windows Graphics Kernel Elevation of Privilege Vulnerability
Windows Graphics Kernel Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-59132] Windows TCP/IP Denial of Service Vulnerability
Windows TCP/IP 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-2026-49179] Windows Active Directory Domain Services Remote Code Execution Vulnerability
Windows Active Directory Domain Services 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-2026-54984] Windows Imaging Component Remote Code Execution Vulnerability
Windows Imaging Component 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-2026-54113] Remote Procedure Call Denial of Service Vulnerability
Remote Procedure Call Denial of Service 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.
High [CVE-2026-57105] Microsoft Office SharePoint Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network. Affected products named by the advisory: Microsoft SharePoint Server 2019; Microsoft SharePoint Server Subscription Edition.
High [CVE-2026-56174] Windows Narrator Braille Elevation of Privilege Vulnerability
Windows Narrator Braille Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-50472] Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability
Windows LUA File Virtualization Filter 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-2026-6726] MITRE: CVE-2026-6726 TPM 2.0 Improper Object Slot Reuse
MITRE: CVE-2026-6726 TPM 2.0 Improper Object Slot Reuse Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025.
High [CVE-2026-62872] .NET Framework Elevation of Privilege Vulnerability
.NET Framework Elevation of Privilege Vulnerability Affected products named by the advisory: Microsoft.NET Framework 4.8 on Windows Server 2016; Microsoft.NET Framework 4.8 on Windows Server 2012 R2; Microsoft.NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016; Microsoft.NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012; and 4 more. Affected products named by the advisory: Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2; Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022; Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2025; Microsoft .NET Framework 3.5 on Windows Server 2012 R2.
High [CVE-2026-65810] .NET Framework Elevation of Privilege Vulnerability
.NET Framework Elevation of Privilege Vulnerability Affected products named by the advisory: Microsoft.NET Framework 4.8 on Windows Server 2016; Microsoft.NET Framework 4.8 on Windows Server 2012; Microsoft.NET Framework 4.8 on Windows Server 2012 R2; Microsoft.NET Framework 3.5 AND 4.8 on Windows Server 2019; and 4 more. Affected products named by the advisory: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022; Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019; Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016; Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012.
High [CVE-2026-70354] .NET Core Remote Code Execution Vulnerability
.NET Core Remote Code Execution Vulnerability Affected products named by the advisory: Microsoft.NET Framework 3.5 on Windows Server 2012; Microsoft.NET Framework 3.5 on Windows Server 2012 R2; Microsoft.NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016; Microsoft.NET Framework 3.5 AND 4.7.2 on Windows Server 2019; and 4 more. Affected products named by the advisory: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019; Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022; Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022; Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2.
Medium [CVE-2026-62738] Windows Management Instrumentation Information Disclosure Vulnerability
Windows Management Instrumentation 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-2026-65794] Windows SMB Client Information Disclosure Vulnerability
Windows SMB Client 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-2026-65795] Windows DNS Elevation of Privilege Vulnerability
Windows DNS Elevation of Privilege Vulnerability Affected products named by the advisory: Windows Server 2019; Windows Server 2022; Windows Server 2025; Windows Server 2016.
Medium [CVE-2026-65777] Active Directory Security Feature Bypass Vulnerability
Active Directory Security Feature Bypass Vulnerability Affected products named by the advisory: Windows Server 2022; Windows Server 2025.
Medium [CVE-2026-62887] Windows NTFS Information Disclosure Vulnerability
Windows NTFS 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.