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Known vulnerabilities in Microsoft Windows Server 2019 (Server Core installation)

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CVE Summary Score Published
CVE-2026-70137 Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to disclose… 5.5 Medium Oct 13, 2026
CVE-2026-70102 Use after free in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally 7.8 High Oct 13, 2026
CVE-2026-70131 Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to elevate privileges… 7.8 High Oct 13, 2026
CVE-2026-69955 Out-of-bounds read in Windows Client for NFS allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-69940 Out-of-bounds read in Windows Client for NFS allows an unauthorized attacker to disclose information over a network 6.5 Medium Oct 13, 2026
CVE-2026-70005 Weak authentication in Active Directory Federation Services (AD FS) allows an unauthorized attacker to bypass a security… 5.9 Medium Oct 13, 2026
CVE-2026-69949 Heap-based buffer overflow in Windows Client for NFS allows an authorized attacker to elevate privileges locally 7.8 High Oct 13, 2026
CVE-2026-69977 Use after free in Quality Windows Audio/Video Experience (QWAVE) service allows an authorized attacker to elevate… 7.0 High Oct 13, 2026
CVE-2026-69982 Weak authentication in Active Directory Federation Services (AD FS) allows an unauthorized attacker to bypass a security… 5.9 Medium Oct 13, 2026
CVE-2026-70113 Integer overflow or wraparound in Windows Client for NFS allows an authorized attacker to elevate privileges locally 7.8 High Oct 13, 2026
CVE-2026-88143 Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges… 6.7 Medium Oct 13, 2026
CVE-2026-88146 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Background… 7.0 High Oct 13, 2026
CVE-2026-88137 Files or directories accessible to external parties in WebDAV allows an authorized attacker to disclose information over… 6.5 Medium Oct 13, 2026
CVE-2026-88140 Out-of-bounds read in Windows Key Storage Provider allows an authorized attacker to disclose information locally 5.5 Medium Oct 13, 2026
CVE-2026-88102 Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network 9.8 Critical Oct 13, 2026
CVE-2026-88136 Improper resolution of path equivalence in WebDAV allows an authorized attacker to execute code over a network 8.8 High Oct 13, 2026
CVE-2026-88106 Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally 7.0 High Oct 13, 2026
CVE-2026-88107 Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally 7.0 High Oct 13, 2026
CVE-2026-88098 Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized attacker to elevate… 7.0 High Oct 13, 2026
CVE-2026-88099 Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network 5.9 Medium Oct 13, 2026
CVE-2026-87710 Improper access control in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to elevate… 7.0 High Oct 13, 2026
CVE-2026-87712 Use after free in Windows Quality of Service (QoS) Packet Scheduler allows an authorized attacker to elevate… 7.8 High Oct 13, 2026
CVE-2026-87713 Use after free in Windows Bluetooth Port Driver allows an unauthorized attacker to elevate privileges over an adjacent… 7.5 High Oct 13, 2026
CVE-2026-87706 Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges… 7.8 High Oct 13, 2026
CVE-2026-87714 Missing authorization in WebDAV allows an authorized attacker to bypass a security feature over a network 6.5 Medium Oct 13, 2026

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