Known vulnerabilities in Microsoft Windows 11 version 26H1
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-85847 | Out-of-bounds read in Windows Print Spooler Components allows an unauthorized attacker to disclose information over a… | 6.5 Medium | Oct 13, 2026 |
| CVE-2026-85835 | Buffer over-read in Servicing Stack Updates allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85848 | Heap-based buffer overflow in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to… | 7.8 High | Oct 13, 2026 |
| CVE-2026-85849 | Improper link resolution before file access ('link following') in Windows AppX Deployment Service allows an authorized… | 7.8 High | Oct 13, 2026 |
| CVE-2026-85826 | Out-of-bounds write in Windows Fast FAT Driver allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85827 | Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85828 | Heap-based buffer overflow in WebDAV allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85829 | Double free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85820 | Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate… | 7.8 High | Oct 13, 2026 |
| CVE-2026-85830 | Out-of-bounds read in Windows Installer allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85821 | Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to… | 6.5 Medium | Oct 13, 2026 |
| CVE-2026-85831 | Heap-based buffer overflow in Windows Biometric Service allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85822 | Heap-based buffer overflow in Windows exFAT File System allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85832 | Heap-based buffer overflow in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to… | 7.8 High | Oct 13, 2026 |
| CVE-2026-85823 | Use after free in Windows Composite Image File System allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85824 | Use after free in Windows Composite Image File System allows an authorized attacker to elevate privileges locally | 7.0 High | Oct 13, 2026 |
| CVE-2026-85825 | Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate… | 7.0 High | Oct 13, 2026 |
| CVE-2026-85815 | Out-of-bounds read in Windows Device Association Service allows an authorized attacker to disclose information locally | 5.5 Medium | Oct 13, 2026 |
| CVE-2026-85806 | Integer underflow (wrap or wraparound) in Network Policy Server (NPS) allows an unauthorized attacker to execute code… | 9.8 Critical | Oct 13, 2026 |
| CVE-2026-85816 | Out-of-bounds read in Windows Wi-Fi Driver allows an authorized attacker to disclose information over an adjacent… | 5.7 Medium | Oct 13, 2026 |
| CVE-2026-85807 | Integer overflow or wraparound in Windows USB Video Driver allows an authorized attacker to elevate privileges locally | 7.8 High | Oct 13, 2026 |
| CVE-2026-85817 | Reliance on untrusted inputs in a security decision in Windows PowerShell allows an unauthorized attacker to execute… | 8.8 High | Oct 13, 2026 |
| CVE-2026-85808 | Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service… | 7.5 High | Oct 13, 2026 |
| CVE-2026-85818 | Improper verification of cryptographic signature in Windows Schannel allows an unauthorized attacker to perform spoofing… | 9.0 Critical | Oct 13, 2026 |
| CVE-2026-85809 | Remote Code Execution in Windows Routing and Remote Access Service (RRAS) allows attacker to gain an unauthorized access… | 9.8 Critical | 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