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Microsoft Patch Tuesday, October 2026: the CVEs, page 2

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Microsoft Patch Tuesday October 2026: the CVEs Microsoft published on 13 October 2026, the second Tuesday of the month, with CVSS, EPSS, CISA KEV and public exploits to show what to patch first. Narrow it: in CISA KEV · critical. The same day: Adobe, SAP. Earlier: Sep 2026, Aug 2026, Jul 2026, Jun 2026, May 2026, Apr 2026, Mar 2026, Feb 2026, Jan 2026, Dec 2025, Nov 2025, Oct 2025. Other lists: CISA KEV list, CVE exploit search, Latest critical CVEs, Ransomware CVEs, New CVEs today, This week, Patch Tuesday

  1. 8.8CVE-2026-97762EPSS 0.9%

    Out-of-bounds write in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  2. 8.8CVE-2026-97761EPSS 0.8%

    Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  3. 6.5CVE-2026-97760EPSS 1.0%

    Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

  4. 8.8CVE-2026-97759EPSS 0.8%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  5. 8.8CVE-2026-97758EPSS 0.6%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  6. 8.8CVE-2026-97757EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  7. 8.8CVE-2026-97756EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  8. 8.8CVE-2026-97755EPSS 0.8%

    Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  9. 8.8CVE-2026-97754EPSS 0.7%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  10. 8.8CVE-2026-97753EPSS 0.8%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  11. 8.8CVE-2026-97752EPSS 0.7%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  12. 8.8CVE-2026-97751EPSS 0.5%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  13. 8.8CVE-2026-97750EPSS 0.8%

    Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  14. 9.8CVE-2026-97749EPSS 1.2%

    Double free in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

  15. 8.8CVE-2026-97748EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  16. 8.8CVE-2026-97747EPSS 0.7%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  17. 8.8CVE-2026-97746EPSS 0.9%

    Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  18. 8.8CVE-2026-97745EPSS 0.9%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  19. 5.5CVE-2026-97744EPSS 0.5%

    Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.

  20. 6.5CVE-2026-97743EPSS 1.0%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

  21. 8.8CVE-2026-97742EPSS 0.9%

    Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  22. 8.8CVE-2026-97741EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  23. 6.5CVE-2026-97740EPSS 0.9%

    Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

  24. 8.8CVE-2026-97739EPSS 0.8%

    Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  25. 8.8CVE-2026-97738EPSS 0.9%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  26. 8.8CVE-2026-97017EPSS 0.8%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  27. 9.8CVE-2026-97016EPSS 1.2%

    Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

  28. 5.5CVE-2026-97014EPSS 0.5%

    Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

  29. 8.8CVE-2026-97012EPSS 0.7%

    Stack-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

  30. 8.8CVE-2026-97011EPSS 0.8%

    Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  31. 8.8CVE-2026-97010EPSS 0.8%

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  32. 7.8CVE-2026-97009EPSS 0.3%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

  33. 8.8CVE-2026-97008EPSS 0.9%

    Buffer underwrite ('buffer underflow') in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  34. 8.8CVE-2026-97007EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  35. 5.5CVE-2026-97005EPSS 0.3%

    Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.

  36. 8.8CVE-2026-97004EPSS 0.9%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  37. 8.8CVE-2026-97003EPSS 0.8%

    Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

  38. 7.8CVE-2026-97001EPSS 0.4%

    Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

  39. 7.8CVE-2026-96997EPSS 0.3%

    Use after free in Microsoft Office OneNote allows an authorized attacker to elevate privileges locally.

  40. 7.8CVE-2026-96996EPSS 0.3%

    Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

  41. 7.8CVE-2026-96995EPSS 0.3%

    Stack-based buffer overflow in Microsoft Office Word allows an authorized attacker to elevate privileges locally.

  42. 7.5CVE-2026-96960EPSS 1.2%

    Asymmetric resource consumption (amplification) in .NET allows an unauthorized attacker to deny service over a network.

  43. 7.5CVE-2026-96959EPSS 1.0%

    Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.

  44. 7.5CVE-2026-96958EPSS 1.2%

    Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.

  45. 8.8CVE-2026-96957EPSS 0.5%

    Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.

  46. 7.8CVE-2026-96953EPSS 0.3%

    Null pointer dereference in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to execute code locally.

  47. 8.8CVE-2026-96952EPSS 0.9%

    Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.

  48. 8.8CVE-2026-96951KEVEPSS 9.8%

    Improper neutralization of special elements used in a command ('command injection') in Windows Shell allows an unauthorized attacker to bypass a security feature over a network.

  49. 7.8CVE-2026-96950EPSS 0.4%

    Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

  50. 7.0CVE-2026-96949EPSS 0.2%

    Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

  51. 5.5CVE-2026-96948EPSS 0.5%

    Exposure of sensitive information to an unauthorized actor in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to disclose information locally.

  52. 7.8CVE-2026-96947EPSS 0.4%

    Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

  53. 7.8CVE-2026-96946EPSS 0.4%

    Use after free in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to elevate privileges locally.

  54. 7.5CVE-2026-96945EPSS 1.1%

    Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.

  55. 5.5CVE-2026-96944EPSS 0.5%

    Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally.

  56. 8.8CVE-2026-96943EPSS 0.6%

    Integer overflow or wraparound in Windows Raw Image Extension allows an unauthorized attacker to execute code over a network.

  57. 7.0CVE-2026-96939EPSS 0.2%

    Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized attacker to elevate privileges locally.

  58. 6.7CVE-2026-96938EPSS 0.4%

    Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to elevate privileges locally.

  59. 7.0CVE-2026-96937EPSS 0.3%

    Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

  60. 5.5CVE-2026-96935EPSS 0.4%

    Exposure of sensitive system information to an unauthorized control sphere in Windows NTFS allows an authorized attacker to disclose information locally.

  61. 9.8CVE-2026-96934EPSS 0.9%

    Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

  62. 7.8CVE-2026-96933EPSS 0.4%

    Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.

  63. 7.0CVE-2026-96932EPSS 0.2%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Embedded Mode Service allows an authorized attacker to elevate privileges locally.

  64. 7.8CVE-2026-96931EPSS 0.4%

    Untrusted pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.

  65. 5.5CVE-2026-96930EPSS 0.4%

    Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to disclose information locally.

  66. 7.8CVE-2026-96929EPSS 0.5%

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

  67. 7.8CVE-2026-96928EPSS 0.3%

    Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.

  68. 5.5CVE-2026-96927EPSS 0.4%

    Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.

  69. 5.5CVE-2026-96926EPSS 0.3%

    Missing authorization in DNS Server allows an authorized attacker to perform tampering locally.

  70. 5.5CVE-2026-96925EPSS 0.4%

    Integer underflow (wrap or wraparound) in Windows NTFS allows an authorized attacker to disclose information locally.

  71. 9.8CVE-2026-96924EPSS 1.0%

    Untrusted pointer dereference in Windows OLE allows an unauthorized attacker to execute code over a network.

  72. 7.0CVE-2026-96923EPSS 0.3%

    Use after free in Windows Workstation Service allows an authorized attacker to elevate privileges locally.

  73. 5.5CVE-2026-96921EPSS 0.4%

    Access of resource using incompatible type ('type confusion') in Windows Message Queuing Queue Manager allows an authorized attacker to disclose information locally.

  74. 7.8CVE-2026-96920EPSS 0.3%

    Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

  75. 7.0CVE-2026-96919EPSS 0.2%

    Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

  76. 7.8CVE-2026-96918EPSS 0.3%

    Improper access control in Windows NTFS allows an authorized attacker to elevate privileges locally.

  77. 8.8CVE-2026-96917EPSS 0.4%

    Heap-based buffer overflow in Windows PCI Bus Driver allows an authorized attacker to elevate privileges locally.

  78. 7.8CVE-2026-96916EPSS 0.4%

    Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.

  79. 7.8CVE-2026-96915EPSS 0.3%

    Integer overflow or wraparound in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

  80. 8.8CVE-2026-96914EPSS 0.3%

    Integer overflow or wraparound in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

  81. 7.8CVE-2026-96913EPSS 0.4%

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

  82. 7.8CVE-2026-96912EPSS 0.4%

    Use after free in Windows Client License Service allows an authorized attacker to elevate privileges locally.

  83. 7.8CVE-2026-96911EPSS 0.5%

    Improper link resolution before file access ('link following') in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

  84. 5.5CVE-2026-96910EPSS 0.4%

    Untrusted pointer dereference in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

  85. 9.8CVE-2026-96909EPSS 1.0%

    Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network.

  86. 7.0CVE-2026-96868EPSS 0.2%

    Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

  87. 7.8CVE-2026-96867EPSS 0.3%

    Out-of-bounds read in Windows NTFS allows an authorized attacker to execute code locally.

  88. 7.5CVE-2026-96866EPSS 1.1%

    Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network.

  89. 5.6CVE-2026-96865EPSS 0.4%

    Exposure of sensitive system information to an unauthorized control sphere in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.

  90. 9.8CVE-2026-96864EPSS 0.6%

    Double free in Microsoft Failover Cluster Virtual Driver allows an unauthorized attacker to execute code over a network.

  91. 6.8CVE-2026-96863EPSS 0.3%

    Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a physical attack.

  92. 7.8CVE-2026-96862EPSS 0.3%

    Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.

  93. 7.5CVE-2026-96861EPSS 1.1%

    Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network.

  94. 5.5CVE-2026-96860EPSS 0.4%

    Out-of-bounds read in Windows USB Print Driver allows an authorized attacker to disclose information locally.

  95. 5.5CVE-2026-96859EPSS 0.4%

    Out-of-bounds read in Windows Imaging Component allows an authorized attacker to disclose information locally.

  96. 5.5CVE-2026-96858EPSS 0.5%

    Missing authentication for critical function in Windows Security Account Manager allows an authorized attacker to perform tampering locally.

  97. 5.5CVE-2026-96857EPSS 0.4%

    Files or directories accessible to external parties in Windows Projected File System allows an authorized attacker to disclose information locally.

  98. 7.8CVE-2026-96856EPSS 0.3%

    Heap-based buffer overflow in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.

  99. 5.5CVE-2026-96855EPSS 0.3%

    Improper access control in Windows Modern Device Management (MDM) allows an authorized attacker to perform tampering locally.

  100. 5.5CVE-2026-96854EPSS 0.4%

    Access of resource using incompatible type ('type confusion') in Windows Device Association Service allows an authorized attacker to disclose information locally.