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microsoft windows 10 21h2 vulnerabilities, newest first, page 46

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  1. 7.8CVE-2026-20940EPSS 0.5%

    Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

  2. 5.5CVE-2026-20939EPSS 0.5%

    Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

  3. 5.5CVE-2026-20937EPSS 0.5%

    Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

  4. 4.3CVE-2026-20936EPSS 0.5%

    Out-of-bounds read in Windows NDIS allows an authorized attacker to disclose information with a physical attack.

  5. 7.5CVE-2026-20934EPSS 0.7%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

  6. 5.5CVE-2026-20932EPSS 0.7%

    Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

  7. 8.0CVE-2026-20931EPSS 0.8%

    External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.

  8. 7.5CVE-2026-20929ExploitEPSS 2.9%

    Improper access control in Windows HTTP.sys allows an authorized attacker to elevate privileges over a network.

  9. 5.3CVE-2026-20927EPSS 0.9%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to deny service over a network.

  10. 7.5CVE-2026-20926EPSS 0.8%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

  11. 6.5CVE-2026-20925EPSS 18%

    External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

  12. 7.8CVE-2026-20924EPSS 0.3%

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

  13. 7.8CVE-2026-20923EPSS 0.4%

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

  14. 7.8CVE-2026-20922EPSS 1.1%

    Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

  15. 7.5CVE-2026-20921EPSS 1.2%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

  16. 7.5CVE-2026-20919EPSS 0.8%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

  17. 7.8CVE-2026-20918EPSS 0.3%

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

  18. 7.8CVE-2026-20877EPSS 0.3%

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

  19. 7.5CVE-2026-20875EPSS 1.5%

    Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.

  20. 7.8CVE-2026-20874EPSS 0.3%

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

  21. 7.8CVE-2026-20873EPSS 0.3%

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

  22. 6.5CVE-2026-20872EPSS 20%

    External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

  23. 7.8CVE-2026-20871EPSS 4.1%

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

  24. 7.0CVE-2026-20869EPSS 0.3%

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

  25. 8.8CVE-2026-20868EPSS 1.4%

    Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

  26. 7.8CVE-2026-20867EPSS 0.3%

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

  27. 7.8CVE-2026-20866EPSS 0.3%

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

  28. 7.8CVE-2026-20865EPSS 0.4%

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

  29. 7.8CVE-2026-20864EPSS 0.6%

    Heap-based buffer overflow in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.

  30. 5.5CVE-2026-20862EPSS 0.6%

    Exposure of sensitive information to an unauthorized actor in Windows Management Services allows an authorized attacker to disclose information locally.

  31. 7.8CVE-2026-20861EPSS 0.3%

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

  32. 7.8CVE-2026-20860EPSS 8.3%

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

  33. 7.8CVE-2026-20858EPSS 0.3%

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

  34. 7.8CVE-2026-20857EPSS 0.5%

    Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

  35. 8.1CVE-2026-20856EPSS 1.1%

    Improper input validation in Windows Server Update Service allows an unauthorized attacker to execute code over a network.

  36. 7.4CVE-2026-20853EPSS 0.3%

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

  37. 7.7CVE-2026-20852EPSS 0.5%

    Incorrect privilege assignment in Windows Hello allows an unauthorized attacker to perform tampering locally.

  38. 7.5CVE-2026-20849EPSS 1.0%

    Reliance on untrusted inputs in a security decision in Windows Kerberos allows an authorized attacker to elevate privileges over a network.

  39. 7.5CVE-2026-20848EPSS 0.7%

    Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

  40. 6.5CVE-2026-20847EPSS 1.3%

    Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.

  41. 7.4CVE-2026-20844EPSS 0.3%

    Use after free in Windows Clipboard Server allows an unauthorized attacker to elevate privileges locally.

  42. 7.8CVE-2026-20843EPSS 3.4%

    Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

  43. 7.0CVE-2026-20842EPSS 0.4%

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

  44. 7.8CVE-2026-20840EPSS 4.6%

    Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

  45. 5.5CVE-2026-20839EPSS 0.5%

    Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.

  46. 7.8CVE-2026-20837EPSS 0.7%

    Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.

  47. 7.0CVE-2026-20836EPSS 0.3%

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

  48. 4.6CVE-2026-20834EPSS 0.7%

    Absolute path traversal in Windows Shell allows an unauthorized attacker to perform spoofing with a physical attack.

  49. 7.8CVE-2026-20832EPSS 0.5%

    Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerability

  50. 7.0CVE-2026-20831EPSS 0.3%

    Time-of-check time-of-use (toctou) race condition in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.