Known vulnerabilities in Microsoft Windows 11 Version 25H2
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-50440 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Audio Service… | 7.8 High | Jul 14, 2026 |
| CVE-2026-50313 | Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50326 | Use after free in Windows Unified Consent System allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50307 | Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally | 7.0 High | Jul 14, 2026 |
| CVE-2026-50419 | Exposure of sensitive information to an unauthorized actor in Windows Kernel allows an authorized attacker to disclose… | 3.3 Low | Jul 14, 2026 |
| CVE-2026-50400 | Stack-based buffer overflow in Windows App Installer allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50309 | Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50337 | Incorrect type conversion or cast in Windows Notification allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50386 | Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50393 | Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally | 7.0 High | Jul 14, 2026 |
| CVE-2026-50412 | Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50306 | Use after free in Windows TCP/IP allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50360 | Incorrect implementation of authentication algorithm in Windows SMB Server allows an authorized attacker to elevate… | 8.8 High | Jul 14, 2026 |
| CVE-2026-50392 | Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally | 7.0 High | Jul 14, 2026 |
| CVE-2026-50329 | Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50363 | Heap-based buffer overflow in Windows Push Notifications allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50305 | Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50332 | Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally | 7.8 High | Jul 14, 2026 |
| CVE-2026-50372 | Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate privileges locally | 7.0 High | Jul 14, 2026 |
| CVE-2026-50302 | Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to bypass a security… | 4.2 Medium | Jul 14, 2026 |
| CVE-2026-50364 | Improper link resolution before file access ('link following') in Windows Server Backup allows an authorized attacker to… | 7.3 High | Jul 14, 2026 |
| CVE-2026-50303 | Use of a cryptographic primitive with a risky implementation in Windows Key Guard allows an authorized attacker to… | 5.5 Medium | Jul 14, 2026 |
| CVE-2026-50300 | Integer underflow (wrap or wraparound) in Windows Kernel allows an authorized attacker to disclose information locally | 5.5 Medium | Jul 14, 2026 |
| CVE-2026-50381 | Access of resource using incompatible type ('type confusion') in Composite Image File System Driver allows an authorized… | 5.5 Medium | Jul 14, 2026 |
| CVE-2026-50295 | Improper privilege management in Microsoft Windows DNS allows an authorized attacker to bypass a security feature… | 5.5 Medium | Jul 14, 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