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16,785 advisories
Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.
Microsoft Security Response CenterCVE-2026-88096
HighCVSS 7.0
Windows DCOM Server Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DCOM Server allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-88093
HighCVSS 7.8
Desktop Window Manager Elevation of Privilege Vulnerability
Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.19044.7807, 10.0.19045.7807, 10.0.20348.5761
Vendor guidance
Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-88092
HighCVSS 9.4
ASP.NET Core Tampering Vulnerability
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an unauthorized attacker to perform tampering over a network.
Affected productsMicrosoft Visual Studio 2026 version 18.10, Microsoft Visual Studio 2022 version 17.14, ASP.NET Core 8.0, ASP.NET Core 10.0
Fixed versions18.10.4, 17.14.42, 8.0.32, 10.0.13
Vendor guidance
Release Notes Install KB5130034. Install KB5130036. Install KB5130035.
Microsoft Security Response CenterCVE-2026-88091
HighCVSS 7.8
Windows Management Instrumentation Elevation of Privilege Vulnerability
Deserialization of untrusted data in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-88089
HighCVSS 6.7
Microsoft SQL Server Remote Code Execution Vulnerability
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally.
Affected productsMicrosoft SQL Server 2017 for x64-based Systems (CU31), Microsoft SQL Server 2019 for x64-based Systems (CU32), Microsoft SQL Server 2025 for x64-based Systems (GDR), Microsoft SQL Server 2017 for x64-based Systems (GDR)
Fixed versions14.0.3560.2, 15.0.4500.2, 17.0.1145.4, 14.0.2140.2
Vendor guidance
Install KB5128496. Install KB5128494. Install KB5128492. Install KB5128497. Install KB5128495. Install KB5126934. Install KB5126967. Install KB5128493.
Microsoft Security Response CenterCVE-2026-88088
HighCVSS 7.0
Microsoft SQL Server Elevation of Privilege Vulnerability
Integer overflow or wraparound in SQL Server allows an authorized attacker to elevate privileges locally.
Affected productsMicrosoft SQL Server 2019 for x64-based Systems (GDR), Microsoft SQL Server 2022 for x64-based Systems (GDR), Microsoft SQL Server 2025 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (CU32)
Fixed versions15.0.2200.2, 16.0.1210.3, 17.0.1145.4, 15.0.4500.2
Vendor guidance
Install KB5128495. Install KB5128493. Install KB5128492. Install KB5128494. Install KB5126934. Install KB5126967.
Microsoft Security Response CenterCVE-2026-88086
HighCVSS 5.3
Microsoft SQL Server Information Disclosure Vulnerability
Out-of-bounds read in SQL Server allows an unauthorized attacker to disclose information over an adjacent network.
Affected productsMicrosoft SQL Server 2019 for x64-based Systems (CU32), Microsoft SQL Server 2022 for x64-based Systems (CU27), Microsoft SQL Server 2025 for x64-based Systems (CU9), Microsoft SQL Server 2019 for x64-based Systems (GDR)
Fixed versions15.0.4500.2, 16.0.4305.5, 17.0.5015.4, 15.0.2200.2
Vendor guidance
Install KB5128494. Install KB5126934. Install KB5126967. Install KB5128495. Install KB5128493. Install KB5128492.
Microsoft Security Response CenterCVE-2026-88085
HighCVSS 6.4
Microsoft SQL Server Elevation of Privilege Vulnerability
Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.
Affected productsMicrosoft SQL Server 2017 for x64-based Systems (CU31), Microsoft SQL Server 2017 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (GDR), Microsoft SQL Server 2025 for x64-based Systems (GDR)
Fixed versions14.0.3560.2, 14.0.2140.2, 15.0.2200.2, 17.0.1145.4
Vendor guidance
Install KB5128496. Install KB5128497. Install KB5128495. Install KB5128492. Install KB5128494. Install KB5126934. Install KB5126967. Install KB5128493.
Microsoft Security Response CenterCVE-2026-88084
HighCVSS 5.3
Microsoft SQL Server Denial of Service Vulnerability
Allocation of resources without limits or throttling in SQL Server allows an authorized attacker to deny service over a network.
Affected productsMicrosoft SQL Server 2019 for x64-based Systems (CU32), Microsoft SQL Server 2019 for x64-based Systems (GDR)
Fixed versions15.0.4500.2, 15.0.2200.2
Vendor guidance
Install KB5128494. Install KB5128495.
Microsoft Security Response CenterCVE-2026-88083
HighCVSS 7.5
Microsoft SQL Server Remote Code Execution Vulnerability
Stack-based buffer overflow in SQL Server allows an unauthorized attacker to execute code over a network.
Affected productsMicrosoft SQL Server 2022 for x64-based Systems (GDR), Microsoft SQL Server 2025 for x64-based Systems (GDR), Microsoft SQL Server 2022 for x64-based Systems (CU27), Microsoft SQL Server 2025 for x64-based Systems (CU9)
Fixed versions16.0.1210.3, 17.0.1145.4, 16.0.4305.5, 17.0.5015.4
Vendor guidance
Install KB5128493. Install KB5128492. Install KB5126934. Install KB5126967.
Microsoft Security Response CenterCVE-2026-88082
HighCVSS 7.0
Microsoft SQL Server Elevation of Privilege Vulnerability
Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.
Affected productsMicrosoft SQL Server 2022 for x64-based Systems (GDR), Microsoft SQL Server 2025 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (CU32)
Fixed versions16.0.1210.3, 17.0.1145.4, 15.0.2200.2, 15.0.4500.2
Vendor guidance
Install KB5128493. Install KB5128492. Install KB5128495. Install KB5128494. Install KB5126934. Install KB5126967.
Microsoft Security Response CenterCVE-2026-88081
HighCVSS 7.7
Microsoft SQL Server Information Disclosure Vulnerability
Out-of-bounds read in SQL Server allows an authorized attacker to disclose information over a network.
Affected productsMicrosoft SQL Server 2017 for x64-based Systems (CU31), Microsoft SQL Server 2025 for x64-based Systems (GDR), Microsoft SQL Server 2017 for x64-based Systems (GDR), Microsoft SQL Server 2019 for x64-based Systems (GDR)
Fixed versions14.0.3560.2, 17.0.1145.4, 14.0.2140.2, 15.0.2200.2
Vendor guidance
Install KB5128496. Install KB5128492. Install KB5128497. Install KB5128495. Install KB5128494. Install KB5126934. Install KB5126967. Install KB5128493.
Microsoft Security Response CenterCVE-2026-88080
HighCVSS 7.8
Windows Installer Elevation of Privilege Vulnerability
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for x64-based Systems, Windows 11 Version 26H2 for ARM64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-88079
HighCVSS 7.0
Windows MIDI Service Module Elevation of Privileges Vulnerability
Null pointer dereference in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.26200.9711, 10.0.26100.9711, 10.0.28000.3231
Vendor guidance
Install KB5127648. Install KB5127646.
Microsoft Security Response CenterCVE-2026-88076
HighCVSS 7.0
Windows Installer Elevation of Privilege Vulnerability
Null pointer dereference in Windows Installer allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-88075
HighCVSS 8.8
Configuration Manager Elevation of Privilege Vulnerability
Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Configuration Manager allows an authorized attacker to elevate privileges over a network.
Affected productsMicrosoft Configuration Manager 2503, Microsoft Configuration Manager 2509, Microsoft Configuration Manager 2603
Fixed versions5.00.9135.1040, 5.00.9141.1039, 5.00.9146.1026
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-88072
HighCVSS 7.8
Windows Host Guardian Service Elevation of Privilege Vulnerability
Improper access control in Windows Host Guardian Service allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-88071
HighCVSS 7.8
Windows Hyper-V Elevation of Privilege Vulnerability
Double free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows 11 Version 23H2 for ARM64-based Systems, Windows 11 Version 23H2 for x64-based Systems
Fixed versions10.0.20348.5761, 10.0.22631.7652, 10.0.26100.9711, 10.0.26200.9711
Vendor guidance
Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646.
Microsoft Security Response CenterCVE-2026-88070
HighCVSS 7.8
Windows BitLocker Elevation of Privilege Vulnerability
Out-of-bounds read in Windows BitLocker allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Fixed versions6.2.9200.26434, 6.3.9600.23470, 10.0.14393.9612, 10.0.17763.9376
Vendor guidance
Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-87714
HighCVSS 6.5
WebDAV Security Feature Bypass Vulnerability
Missing authorization in WebDAV allows an authorized attacker to bypass a security feature over a network.
Affected productsWindows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Fixed versions6.2.9200.26434, 6.3.9600.23470, 10.0.14393.9612, 10.0.17763.9376
Vendor guidance
Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-87713
HighCVSS 7.5
Windows Bluetooth Port Driver Remote Code Execution
Use after free in Windows Bluetooth Port Driver allows an unauthorized attacker to elevate privileges over an adjacent network.
Affected productsWindows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016, Windows Server 2016 (Server Core installation)
Fixed versions10.0.14393.9612, 10.0.17763.9376, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-87712
HighCVSS 7.8
Microsoft Windows QoS Scheduler Driver Elevation of Privilege Vulnerability
Use after free in Windows Quality of Service (QoS) Packet Scheduler allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Fixed versions6.2.9200.26434, 6.3.9600.23470, 10.0.14393.9612, 10.0.17763.9376
Vendor guidance
Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-87711
HighCVSS 7.8
Windows Installer Elevation of Privilege Vulnerability
Stack-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-87710
HighCVSS 7.0
Microsoft Local Security Authority (LSA) Server Elevation of Privilege Vulnerability
Improper access control in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Fixed versions6.2.9200.26434, 6.3.9600.23470, 10.0.14393.9612, 10.0.17763.9376
Vendor guidance
Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Before you act
Start with the vendor's bulletin.
We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.
Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.