Microsoft Windows 11 Version 26h1 Vulnerabilities
Microsoft Windows 11 Version 26h1 vulnerabilities.
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Buffer Over-read Vulnerability in Windows GDI+ by Microsoft
CVE-2026-20846MicrosoftWindows 11 Version 26h17.5HIGHRace Condition Vulnerability in Windows Kernel by Microsoft
CVE-2026-21231MicrosoftWindows 10 Version 18097.8HIGHElevation of Privilege Vulnerability in Microsoft Windows HTTP.sys
CVE-2026-21232MicrosoftWindows 11 Version 26h17.8HIGHRace Condition Vulnerability in Windows Subsystem for Linux by Microsoft
CVE-2026-21237MicrosoftWindows Server 20227HIGHElevation of Privilege Vulnerability in Windows Ancillary Function Driver by Microsoft
CVE-2026-21238MicrosoftWindows 11 Version 26h17.8HIGHElevation of Privilege Vulnerability in Windows Ancillary Function Driver by Microsoft
CVE-2026-21241MicrosoftWindows 11 Version 26h17HIGHTime-of-Check Time-of-Use Vulnerability in Windows HTTP.sys
CVE-2026-21240MicrosoftWindows 10 Version 18097.8HIGHHeap-based Buffer Overflow in Windows Hyper-V by Microsoft
CVE-2026-21244MicrosoftWindows 11 Version 26h17.3HIGHHeap-based Buffer Overflow in Windows Kernel by Microsoft
CVE-2026-21245MicrosoftWindows Server 2025 (s...7.8HIGHWindows NTLM Spoofing Vulnerability in Microsoft Products
CVE-2026-21249MicrosoftWindows 11 Version 26h13.3LOWUntrusted Pointer Dereference in Windows HTTP.sys by Microsoft
CVE-2026-21250MicrosoftWindows Server 2025 (s...7.8HIGHElevation of Privilege Vulnerability in Mailslot File System by Microsoft
CVE-2026-21253MicrosoftWindows 11 Version 26h17HIGHAccess Control Flaw in Windows Hyper-V by Microsoft
CVE-2026-21255MicrosoftWindows 11 Version 26h18.8HIGHImproper Authentication in Windows Storage by Microsoft
CVE-2026-21508MicrosoftWindows 10 Version 18097HIGHDenial of Service Vulnerability in Windows Remote Access Connection Manager by Microsoft
CVE-2026-21525MicrosoftWindows 10 Version 1809👾🦅6.2MEDIUMSecurity Feature Bypass in Windows Shell by Microsoft
CVE-2026-21510MicrosoftWindows 10 Version 1809👾🦅8.8HIGHSecurity Feature Bypass in MSHTML Framework by Microsoft
CVE-2026-21513MicrosoftWindows 11 Version 26h1👾🦅8.8HIGHPrivilege Escalation Vulnerability in Windows Remote Desktop by Microsoft
CVE-2026-21533MicrosoftWindows 11 Version 26h1📈👾🦅7.8HIGHHeap-Based Buffer Overflow in Windows Ancillary Function Driver
CVE-2026-21236MicrosoftWindows 11 Version 26h17.8HIGHRace Condition Vulnerability in Windows Connected Devices Platform Service by Microsoft
CVE-2026-21234MicrosoftWindows 11 Version 26h17HIGHPrivilege Escalation Vulnerability in Microsoft Graphics Component
CVE-2026-21235MicrosoftWindows 10 Version 18097.3HIGHElevation of Privileges in Windows Subsystem for Linux by Microsoft
CVE-2026-21242MicrosoftWindows 11 Version 26h17HIGHRemote Code Execution Flaw in Windows Hyper-V
CVE-2026-21247MicrosoftWindows 11 Version 26h17.3HIGHHeap-Based Buffer Overflow in Windows Hyper-V by Microsoft
CVE-2026-21248MicrosoftWindows 10 Version 18097.3HIGHType Confusion Vulnerability in Desktop Window Manager by Microsoft
CVE-2026-21519MicrosoftWindows 10 Version 1809👾🦅7.8HIGH