Microsoft Windows 11 version 26H1 vulnerabilities
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Published CVEs affecting Microsoft Windows 11 version 26H1: 2561 record(s), with affected versions and fixes.
CVE-2026-69362
High · 7.0
CWE-416 Sep 8, 2026
Windows Error Reporting Elevation of Privilege Vulnerability
Use after free in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-69360
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-69359
High · 7.8
CWE-122 Sep 8, 2026
Active Directory Domain Services Elevation of Privilege Vulnerability
Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to elevate privileges locally.
CVE-2026-69358
High · 7.1
CWE-908 Sep 8, 2026
Remote Desktop Client Remote Code Execution Vulnerability
Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.
CVE-2026-69353
Medium · 5.5
CWE-125 Sep 8, 2026
Windows Text Shaping Information Disclosure Vulnerability
Out-of-bounds read in Windows Text Shaping allows an authorized attacker to disclose information locally.
CVE-2026-69352
High · 7.8
CWE-20 Sep 8, 2026
Windows Biometric Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally.
CVE-2026-69351
Medium · 5.5
CWE-359 Sep 8, 2026
Windows Universal Plug and Play (UPnP) Device Host Information Disclosure Vulnerability
Exposure of private personal information to an unauthorized actor in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to disclose information locally.
CVE-2026-69350
Medium · 6.7
CWE-122 Sep 8, 2026
Windows Overlay Filter Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.
CVE-2026-69349
Medium · 5.7
CWE-908 Sep 8, 2026
Windows Management Instrumentation Information Disclosure Vulnerability
Use of uninitialized resource in Windows Management Instrumentation allows an authorized attacker to disclose information over a network.
CVE-2026-69348
High · 7.8
CWE-122 Sep 8, 2026
Windows Win32k Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-69347
High · 7.4
CWE-122 Sep 8, 2026
Windows Fast FAT Driver Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
CVE-2026-69346
High · 8.0
CWE-122 Sep 8, 2026
Windows Print Spooler Components Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges over a network.
CVE-2026-69345
Medium · 5.5
CWE-125 Sep 8, 2026
Microsoft Standard XPS Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Standard XPS allows an authorized attacker to disclose information locally.
CVE-2026-69344
Medium · 5.5
CWE-125 Sep 8, 2026
Windows Print Spooler Components Information Disclosure Vulnerability
Out-of-bounds read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
CVE-2026-69343
Medium · 5.5
CWE-125 Sep 8, 2026
Windows Overlay Filter Information Disclosure Vulnerability
Out-of-bounds read in Windows Overlay Filter allows an authorized attacker to disclose information locally.
CVE-2026-69341
High · 7.0
CWE-416 Sep 8, 2026
Windows Image Acquisition Elevation of Privilege Vulnerability
Use after free in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
CVE-2026-69340
High · 7.1
CWE-122 Sep 8, 2026
Windows NTFS Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
CVE-2026-69339
Medium · 5.5
CWE-497 Sep 8, 2026
Windows MIDI Service Module Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows MIDI Service Module allows an authorized attacker to disclose information locally.
CVE-2026-69337
High · 7.1
CWE-415 Sep 8, 2026
Windows Registry Elevation of Privilege Vulnerability
Double free in Windows Registry allows an authorized attacker to elevate privileges over a network.
CVE-2026-69336
High · 7.1
CWE-122 Sep 8, 2026
Microsoft Standard XPS Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges over a network.
CVE-2026-69335
High · 7.0
CWE-416 Sep 8, 2026
Windows Win32k Elevation of Privilege Vulnerability
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-69334
High · 8.8
CWE-122 Sep 8, 2026
Windows Volume Manager Extension Driver Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an unauthorized attacker to execute code over a network.
CVE-2026-69333
High · 7.0
CWE-416 Sep 8, 2026
Windows Win32k Elevation of Privilege Vulnerability
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
CVE-2026-69332
High · 8.0
CWE-125 Sep 8, 2026
Windows NTFS Elevation of Privilege Vulnerability
Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges over a network.
CVE-2026-69331
High · 7.0
CWE-416 Sep 8, 2026
Windows Remote Access Connection Manager Elevation of Privilege Vulnerability
Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.