Known vulnerabilities in Microsoft Windows 11 version 26H1
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-80093 | Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-80075 | Heap-based buffer overflow in Windows Work Folders allows an authorized attacker to elevate privileges locally | 7.8 High | Sep 8, 2026 |
| CVE-2026-80083 | Untrusted pointer dereference in Windows Hyper-V allows an authorized attacker to execute code locally | 8.8 High | Sep 8, 2026 |
| CVE-2026-78508 | Out-of-bounds read in Windows CD-ROM Driver allows an unauthorized attacker to disclose information with a physical… | 4.6 Medium | Sep 8, 2026 |
| CVE-2026-77899 | Use after free in Windows Security Center allows an authorized attacker to elevate privileges locally | 7.0 High | Sep 8, 2026 |
| CVE-2026-77904 | Heap-based buffer overflow in Windows Volume Manager Extension Driver allows an authorized attacker to elevate… | 7.8 High | Sep 8, 2026 |
| CVE-2026-77896 | Integer overflow or wraparound in Remote Desktop Client allows an unauthorized attacker to deny service over a network | 6.5 Medium | Sep 8, 2026 |
| CVE-2026-77894 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer… | 7.0 High | Sep 8, 2026 |
| CVE-2026-77892 | No cwe for this issue in Windows Boot Manager allows an unauthorized attacker to elevate privileges with a physical… | 6.8 Medium | Sep 8, 2026 |
| CVE-2026-77504 | Double free in Microsoft Office Word allows an unauthorized attacker to execute code over a network | 8.8 High | Sep 8, 2026 |
| CVE-2026-77503 | Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally | 8.4 High | Sep 8, 2026 |
| CVE-2026-77500 | Release of invalid pointer or reference in Windows Device Association Service allows an authorized attacker to elevate… | 7.8 High | Sep 8, 2026 |
| CVE-2026-77493 | Double free in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network | 9.8 Critical | Sep 8, 2026 |
| CVE-2026-77492 | Out-of-bounds read in Storage Port Driver allows an authorized attacker to disclose information locally | 5.5 Medium | Sep 8, 2026 |
| CVE-2026-77489 | Null pointer dereference in Windows Biometric Service allows an authorized attacker to elevate privileges locally | 7.8 High | Sep 8, 2026 |
| CVE-2026-77491 | Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information locally | 5.5 Medium | Sep 8, 2026 |
| CVE-2026-69579 | Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network | 9.8 Critical | Sep 8, 2026 |
| CVE-2026-72986 | Heap-based buffer overflow in Graphic Fonts allows an unauthorized attacker to execute code over a network | 8.8 High | Sep 8, 2026 |
| CVE-2026-69476 | Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally | 7.8 High | Sep 8, 2026 |
| CVE-2026-69787 | Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to elevate privileges locally | 7.8 High | Sep 8, 2026 |
| CVE-2026-72982 | Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network | 9.8 Critical | Sep 8, 2026 |
| CVE-2026-72983 | Use after free in Windows Internet Connection Sharing (ICS) allows an unauthorized attacker to execute code over a… | 9.8 Critical | Sep 8, 2026 |
| CVE-2026-72980 | Uncontrolled search path element in Windows Hello allows an authorized attacker to bypass a security feature locally | 4.4 Medium | Sep 8, 2026 |
| CVE-2026-72981 | Use after free in IP Helper allows an unauthorized attacker to execute code over a network | 8.1 High | Sep 8, 2026 |
| CVE-2026-77495 | Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code over a network | 8.8 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