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Known vulnerabilities in Microsoft Windows Server 2022

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CVE Summary Score Published
CVE-2026-50448 Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50405 Insufficient granularity of access control in Windows Filtering Platform (WFP) allows an authorized attacker to… 7.8 High Jul 14, 2026
CVE-2026-50397 Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally 7.0 High Jul 14, 2026
CVE-2026-50346 Improper authorization in RPC Runtime allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50376 Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network 6.5 Medium Jul 14, 2026
CVE-2026-50378 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Key Guard… 7.8 High Jul 14, 2026
CVE-2026-50401 Out-of-bounds read in Windows Cloud Files Mini Filter Driver allows an authorized attacker to disclose information… 5.5 Medium Jul 14, 2026
CVE-2026-50423 Improper access control in Windows Kernel allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50418 Improper access control in Windows System allows an unauthorized attacker to bypass a security feature locally 5.1 Medium Jul 14, 2026
CVE-2026-50391 Improper privilege management in Windows Group Policy allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50433 Use after free in Windows Media allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50463 Out-of-bounds read in Windows Kernel allows an unauthorized attacker to disclose information over a network 7.5 High Jul 14, 2026
CVE-2026-50460 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an… 8.1 High Jul 14, 2026
CVE-2026-50371 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows LUAFV allows an… 7.0 High Jul 14, 2026
CVE-2026-50410 Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally 7.0 High Jul 14, 2026
CVE-2026-50449 Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally 7.0 High Jul 14, 2026
CVE-2026-50388 Out-of-bounds read in Windows NTFS allows an unauthorized attacker to execute code locally 7.8 High Jul 14, 2026
CVE-2026-50373 Improper access control in Microsoft Windows Search Component allows an authorized attacker to elevate privileges… 7.8 High Jul 14, 2026
CVE-2026-50355 Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over… 7.5 High Jul 14, 2026
CVE-2026-50358 Use after free in Windows Media allows an authorized attacker to elevate privileges locally 7.0 High Jul 14, 2026
CVE-2026-50366 Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a… 6.5 Medium Jul 14, 2026
CVE-2026-50335 Improper access control in Windows Operating Systems allows an authorized attacker to elevate privileges locally 7.8 High Jul 14, 2026
CVE-2026-50375 Heap-based buffer overflow in Windows DirectX allows an authorized attacker to elevate privileges locally 6.3 Medium Jul 14, 2026
CVE-2026-50348 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an… 7.0 High Jul 14, 2026
CVE-2026-50390 Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized attacker to elevate… 7.0 High Jul 14, 2026

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