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Known vulnerabilities in Microsoft Windows Server 2022

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CVE Summary Score Published
CVE-2026-50452 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an… 7.0 High Jul 14, 2026
CVE-2026-50357 Numeric truncation error in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50377 Windows Kernel Elevation of Privilege Vulnerability 5.5 Medium Jul 14, 2026
CVE-2026-50312 Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… 4.7 Medium Jul 14, 2026
CVE-2026-50330 Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to elevate privileges over a network 7.5 High Jul 14, 2026
CVE-2026-50324 Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an… 5.9 Medium Jul 14, 2026
CVE-2026-50310 Integer overflow or wraparound in Windows Devices Human Interface allows an authorized attacker to disclose… 4.7 Medium Jul 14, 2026
CVE-2026-50430 Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker… 5.5 Medium Jul 14, 2026
CVE-2026-50339 Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker… 5.5 Medium Jul 14, 2026
CVE-2026-50434 Exposure of sensitive information to an unauthorized actor in Windows Push Notifications allows an authorized attacker… 5.5 Medium Jul 14, 2026
CVE-2026-50321 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Driver allows… 7.8 High Jul 14, 2026
CVE-2026-50347 Heap-based buffer overflow in Windows Data dll allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50370 Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over an adjacent… 8.8 High Jul 14, 2026
CVE-2026-50343 Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50331 Use after free in Windows Application Model allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50341 Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally 5.5 Medium Jul 14, 2026
CVE-2026-50407 Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to elevate privileges… 7.8 High Jul 14, 2026
CVE-2026-50380 Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network 9.6 Critical 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-2026-50368 Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over… 7.5 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

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