Known vulnerabilities in Microsoft Windows 11 version 26H1
Is your version affected?
CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-69995 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-69996 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-59116 | Use of a broken or risky cryptographic algorithm in Windows Remote Desktop allows an unauthorized attacker to bypass a… | 6.8 Medium | Oct 13, 2026 |
| CVE-2026-62879 | Missing authentication for critical function in Windows SmartScreen allows an authorized attacker to perform tampering… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96096 | Heap-based buffer overflow in Windows Media Player allows an unauthorized attacker to execute code over a network | 9.8 Critical | Oct 13, 2026 |
| CVE-2026-97789 | Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network | 7.5 High | Oct 13, 2026 |
| CVE-2026-97794 | Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker… | 7.8 High | Oct 13, 2026 |
| CVE-2026-69452 | Use after free in Windows Enterprise App Management allows an authorized attacker to elevate privileges over a network | 7.1 High | Oct 13, 2026 |
| CVE-2026-96108 | Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-95904 | Buffer over-read in Windows Event Logging Service allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96928 | Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-96920 | Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate… | 7.8 High | Oct 13, 2026 |
| CVE-2026-96921 | Access of resource using incompatible type ('type confusion') in Windows Message Queuing Queue Manager allows an… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96935 | Exposure of sensitive system information to an unauthorized control sphere in Windows NTFS allows an authorized attacker… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96856 | Heap-based buffer overflow in Windows Management Instrumentation allows an authorized attacker to elevate privileges… | 7.8 High | Oct 13, 2026 |
| CVE-2026-96857 | Files or directories accessible to external parties in Windows Projected File System allows an authorized attacker to… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96867 | Out-of-bounds read in Windows NTFS allows an authorized attacker to execute code locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-96859 | Out-of-bounds read in Windows Imaging Component allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96860 | Out-of-bounds read in Windows USB Print Driver allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96862 | Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-96863 | Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a… | 6.8 Medium | Oct 13, 2026 |
| CVE-2026-96855 | Improper access control in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering… | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-96865 | Exposure of sensitive system information to an unauthorized control sphere in Windows Secure Kernel Mode allows an… | 5.6 Medium | Oct 13, 2026 |
| CVE-2026-96309 | Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-96318 | Heap-based buffer overflow in Windows Resume allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 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