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Microsoft Patch Tuesday, October 2026: the CVEs, page 10

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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-2026-77496EPSS 0.9%

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

  2. 7.8CVE-2026-73027EPSS 0.5%

    External control of system or configuration setting in Windows Setup Files Cleanup allows an authorized attacker to elevate privileges locally.

  3. 7.0CVE-2026-72969EPSS 0.3%

    Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

  4. 7.0CVE-2026-72968EPSS 0.3%

    Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

  5. 7.0CVE-2026-72955EPSS 0.3%

    Use after free in Windows Application Compatibility Cache allows an authorized attacker to elevate privileges locally.

  6. 7.0CVE-2026-72934EPSS 0.3%

    Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

  7. 7.0CVE-2026-71347EPSS 0.2%

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

  8. 7.8CVE-2026-70580EPSS 0.3%

    Missing authentication for critical function in Windows Credential Guard allows an authorized attacker to perform spoofing locally.

  9. 8.1CVE-2026-70571EPSS 1.4%

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

  10. 7.8CVE-2026-70566EPSS 0.4%

    Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges locally.

  11. 8.8CVE-2026-70343EPSS 0.9%

    Heap-based buffer overflow in Microsoft MPEG-2 Video Extension allows an unauthorized attacker to execute code over a network.

  12. 7.8CVE-2026-70303EPSS 0.4%

    Out-of-bounds write in Windows Kernel allows an authorized attacker to elevate privileges locally.

  13. 8.8CVE-2026-70302EPSS 0.9%

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

  14. 8.8CVE-2026-70301EPSS 0.9%

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

  15. 9.8CVE-2026-70300EPSS 1.1%

    Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

  16. 8.8CVE-2026-70299EPSS 0.3%

    Improper access control in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.

  17. 6.5CVE-2026-70298EPSS 1.2%

    Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

  18. 8.8CVE-2026-70297EPSS 1.2%

    Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.

  19. 5.5CVE-2026-70295EPSS 0.5%

    Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  20. 5.5CVE-2026-70294EPSS 0.5%

    Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  21. 5.5CVE-2026-70293EPSS 0.5%

    Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  22. 5.5CVE-2026-70292EPSS 0.5%

    Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  23. 9.8CVE-2026-70291EPSS 1.3%

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

  24. 5.5CVE-2026-70288EPSS 0.4%

    Time-of-check time-of-use (toctou) race condition in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  25. 8.8CVE-2026-70287EPSS 0.9%

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

  26. 7.8CVE-2026-70286EPSS 0.4%

    Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

  27. 7.8CVE-2026-70285EPSS 0.4%

    Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  28. 5.5CVE-2026-70284EPSS 0.5%

    Use of uninitialized resource in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  29. 8.8CVE-2026-70282EPSS 0.9%

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

  30. 7.5CVE-2026-70281EPSS 1.1%

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

  31. 5.5CVE-2026-70280EPSS 0.4%

    Incorrect authorization in Windows Hello allows an authorized attacker to bypass a security feature locally.

  32. 9.3CVE-2026-70279EPSS 1.3%

    Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

  33. 7.8CVE-2026-70278EPSS 0.3%

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

  34. 5.5CVE-2026-70277EPSS 0.6%

    Out-of-bounds read in Windows Fast FAT Driver allows an unauthorized attacker to disclose information locally.

  35. 7.0CVE-2026-70276EPSS 0.3%

    Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.

  36. 9.8CVE-2026-70275EPSS 0.9%

    Untrusted pointer dereference in Windows CD-ROM Driver allows an unauthorized attacker to execute code over a network.

  37. 7.8CVE-2026-70274EPSS 0.4%

    Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.

  38. 7.0CVE-2026-70273EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  39. 7.0CVE-2026-70272EPSS 0.3%

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

  40. 7.0CVE-2026-70271EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  41. 5.5CVE-2026-70270EPSS 0.4%

    Untrusted pointer dereference in Windows Container Isolation FS Filter Driver allows an authorized attacker to elevate privileges locally.

  42. 8.1CVE-2026-70269EPSS 0.8%

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

  43. 8.8CVE-2026-70268EPSS 0.9%

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

  44. 7.2CVE-2026-70267EPSS 1.0%

    Inclusion of functionality from untrusted control sphere in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

  45. 8.8CVE-2026-70266EPSS 1.1%

    Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

  46. 5.5CVE-2026-70264EPSS 0.5%

    Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to disclose information locally.

  47. 6.5CVE-2026-70263EPSS 1.0%

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

  48. 9.8CVE-2026-70262EPSS 0.9%

    Heap-based buffer overflow in WebDAV allows an unauthorized attacker to elevate privileges over a network.

  49. 5.5CVE-2026-70261EPSS 0.9%

    Exposure of sensitive system information to an unauthorized control sphere in Microsoft Trace Data Helper allows an authorized attacker to disclose information locally.

  50. 5.5CVE-2026-70260EPSS 0.9%

    Exposure of sensitive system information to an unauthorized control sphere in Microsoft Trace Data Helper allows an authorized attacker to disclose information locally.

  51. 6.5CVE-2026-70259EPSS 0.9%

    Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

  52. 8.8CVE-2026-70258EPSS 0.9%

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

  53. 8.8CVE-2026-70257EPSS 0.9%

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

  54. 8.8CVE-2026-70256EPSS 0.9%

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

  55. 7.8CVE-2026-70255EPSS 0.4%

    Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

  56. 8.8CVE-2026-70254EPSS 0.9%

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

  57. 7.0CVE-2026-70253EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  58. 7.0CVE-2026-70252EPSS 0.3%

    Use after free in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

  59. 7.5CVE-2026-70251EPSS 0.6%

    Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

  60. 8.8CVE-2026-70250EPSS 0.5%

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

  61. 7.0CVE-2026-70249EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  62. 6.5CVE-2026-70248EPSS 0.4%

    Null pointer dereference in Windows Hyper-V allows an authorized attacker to deny service locally.

  63. 7.8CVE-2026-70247EPSS 0.3%

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

  64. 8.8CVE-2026-70246EPSS 0.9%

    Incorrect authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

  65. 7.8CVE-2026-70245EPSS 0.4%

    Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

  66. 6.5CVE-2026-70244EPSS 1.0%

    Out-of-bounds read in DNS Server allows an unauthorized attacker to disclose information over a network.

  67. 7.0CVE-2026-70243EPSS 0.3%

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

  68. 9.8CVE-2026-70242EPSS 1.6%

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

  69. 7.0CVE-2026-70241EPSS 0.3%

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

  70. 7.8CVE-2026-70238EPSS 0.4%

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

  71. 7.0CVE-2026-70237EPSS 0.3%

    Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

  72. 7.0CVE-2026-70236EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  73. 5.5CVE-2026-70235EPSS 0.3%

    Improper authentication in Windows Event Tracing allows an authorized attacker to perform spoofing locally.

  74. 5.5CVE-2026-70234EPSS 0.4%

    Buffer over-read in Desktop Window Manager allows an authorized attacker to disclose information locally.

  75. 7.8CVE-2026-70233EPSS 0.5%

    Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

  76. 5.5CVE-2026-70232EPSS 0.9%

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

  77. 7.0CVE-2026-70230EPSS 0.3%

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

  78. 8.1CVE-2026-70229EPSS 1.0%

    Incorrect authorization in Active Directory Domain Services allows an unauthorized attacker to execute code over a network.

  79. 7.8CVE-2026-70228EPSS 0.4%

    Out-of-bounds read in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

  80. 5.5CVE-2026-70227EPSS 0.5%

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

  81. 7.8CVE-2026-70225EPSS 0.4%

    Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

  82. 7.0CVE-2026-70223EPSS 0.3%

    Use after free in Windows Console Driver allows an authorized attacker to elevate privileges locally.

  83. 7.8CVE-2026-70222EPSS 0.4%

    Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.

  84. 7.8CVE-2026-70220EPSS 0.4%

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

  85. 6.5CVE-2026-70219EPSS 0.9%

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

  86. 7.8CVE-2026-70218EPSS 0.4%

    Insufficient granularity of access control in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

  87. 4.9CVE-2026-70217EPSS 1.0%

    Improper access control in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

  88. 5.5CVE-2026-70216EPSS 0.3%

    Insufficient granularity of access control in Windows Mobile Device Management allows an authorized attacker to perform tampering locally.

  89. 8.8CVE-2026-70215EPSS 0.9%

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

  90. 5.5CVE-2026-70214EPSS 0.6%

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

  91. 8.0CVE-2026-70213EPSS 0.4%

    Origin validation error in Microsoft Power Apps allows an authorized attacker to execute code over a network.

  92. 7.0CVE-2026-70212EPSS 0.3%

    Improper restriction of communication channel to intended endpoints in Windows Security Center allows an authorized attacker to elevate privileges locally.

  93. 5.5CVE-2026-70211EPSS 0.5%

    Out-of-bounds read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally.

  94. 8.8CVE-2026-70210EPSS 0.9%

    Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to elevate privileges over a network.

  95. 7.0CVE-2026-70209EPSS 0.3%

    Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

  96. 5.5CVE-2026-70208EPSS 0.4%

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

  97. 7.5CVE-2026-70207EPSS 0.8%

    Heap-based buffer overflow in Network Policy Server (NPS) allows an authorized attacker to execute code over a network.

  98. 6.5CVE-2026-70206EPSS 1.0%

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

  99. 7.0CVE-2026-70205EPSS 0.3%

    Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

  100. 7.5CVE-2026-70202EPSS 0.6%

    Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.