Known vulnerabilities in Microsoft Windows 11 version 26H1
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-69757 | Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges over a network | 7.1 High | Sep 8, 2026 |
| CVE-2026-69889 | Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69723 | Exposure of sensitive system information to an unauthorized control sphere in Windows Kernel allows an authorized… | 5.7 Medium | Sep 8, 2026 |
| CVE-2026-69875 | Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network | 8.0 High | Sep 8, 2026 |
| CVE-2026-69711 | Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69694 | Deserialization of untrusted data in Windows IP Address Management (IPAM) Service allows an authorized attacker to… | 7.0 High | Sep 8, 2026 |
| CVE-2026-69717 | Untrusted pointer dereference in Windows Group Policy allows an authorized attacker to elevate privileges over a network | 8.0 High | Sep 8, 2026 |
| CVE-2026-69693 | Use after free in Windows Device Association Broker service allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69729 | Heap-based buffer overflow in Windows Credential Providers allows an authorized attacker to execute code over a network | 8.8 High | Sep 8, 2026 |
| CVE-2026-69859 | Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an… | 7.0 High | Sep 8, 2026 |
| CVE-2026-69638 | Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally | 8.4 High | Sep 8, 2026 |
| CVE-2026-69790 | Heap-based buffer overflow in Windows Credential Providers allows an authorized attacker to elevate privileges locally | 7.8 High | Sep 8, 2026 |
| CVE-2026-69627 | Out-of-bounds read in Windows Remote Desktop Licensing Service allows an authorized attacker to disclose information… | 5.5 Medium | Sep 8, 2026 |
| CVE-2026-69628 | Heap-based buffer overflow in Windows iSCSI allows an authorized attacker to execute code over a network | 8.8 High | Sep 8, 2026 |
| CVE-2026-69689 | Out-of-bounds read in Windows Win32K allows an authorized attacker to elevate privileges over a network | 8.0 High | Sep 8, 2026 |
| CVE-2026-69623 | Heap-based buffer overflow in Windows HTTP Print Provider allows an authorized attacker to execute code over a network | 8.0 High | Sep 8, 2026 |
| CVE-2026-69684 | Generation of error message containing sensitive information in Windows Error Reporting allows an authorized attacker to… | 5.5 Medium | Sep 8, 2026 |
| CVE-2026-69645 | Use after free in Windows Message Queuing allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69648 | Use after free in Windows Notification allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69594 | Heap-based buffer overflow in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to… | 7.8 High | Sep 8, 2026 |
| CVE-2026-69605 | Use after free in Microsoft Install Service allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-69609 | Out-of-bounds read in Windows Win32K allows an authorized attacker to disclose information locally | 5.5 Medium | Sep 8, 2026 |
| CVE-2026-69587 | Null pointer dereference in Windows IKE Extension allows an unauthorized attacker to deny service over a network | 7.5 High | Sep 8, 2026 |
| CVE-2026-69588 | Missing release of memory after effective lifetime in Windows TCP/IP allows an unauthorized attacker to deny service… | 7.5 High | Sep 8, 2026 |
| CVE-2026-69585 | Incorrect type conversion or cast in Microsoft Windows Search Component allows an authorized attacker to elevate… | 7.8 High | Sep 8, 2026 |
Other Microsoft products
Windows Server 2019 5745
Windows Server 2019 (Server Core installation) 5648
Windows 10 Version 1809 5349
Windows Server 2022 5112
Windows Server 2016 5051
Windows Server 2016 (Server Core installation) 4847
Windows 10 Version 21H2 4539
Windows 10 Version 1607 4535
Windows Server 2012 R2 4103
Windows 10 Version 22H2 4041
Windows Server 2012 R2 (Server Core installation) 3958
Windows Server 2012 3865