microsoft office 2021 vulnerabilities, newest first, page 9

By year: all 2026 2025 2024 2023 2022 2021

1. 7.8CVE-2026-55131EPSS 0.5%2026-07-14

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

2. 7.8CVE-2026-55130EPSS 0.6%2026-07-14

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

3. 7.8CVE-2026-55129EPSS 0.5%2026-07-14

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

4. 7.8CVE-2026-55128EPSS 0.6%2026-07-14

   Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

5. 7.8CVE-2026-55127EPSS 0.6%2026-07-14

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

6. 7.8CVE-2026-55125EPSS 0.6%2026-07-14

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

7. 5.5CVE-2026-55124EPSS 0.6%2026-07-14

   Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

8. 7.8CVE-2026-55123EPSS 0.5%2026-07-14

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

9. 7.1CVE-2026-55122EPSS 0.5%2026-07-14

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

10. 5.5CVE-2026-55121EPSS 0.5%2026-07-14

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

11. 7.8CVE-2026-55120EPSS 0.5%2026-07-14

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

12. 7.8CVE-2026-55058EPSS 0.5%2026-07-14

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

13. 5.5CVE-2026-55057EPSS 0.5%2026-07-14

    Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally.

14. 7.8CVE-2026-55056EPSS 0.5%2026-07-14

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

15. 7.8CVE-2026-55055EPSS 0.6%2026-07-14

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

16. 6.5CVE-2026-55054EPSS 0.9%2026-07-14

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

17. 7.8CVE-2026-55053EPSS 0.5%2026-07-14

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

18. 5.5CVE-2026-55050EPSS 0.6%2026-07-14

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

19. 7.8CVE-2026-55049EPSS 0.5%2026-07-14

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

20. 7.8CVE-2026-55048EPSS 0.5%2026-07-14

    Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

21. 5.5CVE-2026-55047EPSS 0.6%2026-07-14

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

22. 5.5CVE-2026-55046EPSS 0.5%2026-07-14

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

23. 8.4CVE-2026-55045EPSS 0.4%2026-07-14

    Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.

24. 7.8CVE-2026-55044EPSS 0.5%2026-07-14

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

25. 7.8CVE-2026-55043EPSS 0.5%2026-07-14

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

26. 5.5CVE-2026-55042EPSS 0.5%2026-07-14

    Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information locally.

27. 7.8CVE-2026-55041EPSS 0.5%2026-07-14

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

28. 7.8CVE-2026-55039EPSS 0.5%2026-07-14

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

29. 7.8CVE-2026-55038EPSS 0.6%2026-07-14

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

30. 7.8CVE-2026-55037EPSS 0.5%2026-07-14

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

31. 7.8CVE-2026-55036EPSS 0.5%2026-07-14

    Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

32. 3.3CVE-2026-55035EPSS 0.6%2026-07-14

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

33. 7.8CVE-2026-55033EPSS 0.6%2026-07-14

    Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute code locally.

34. 7.8CVE-2026-55032EPSS 0.6%2026-07-14

    Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

35. 7.8CVE-2026-55031EPSS 0.5%2026-07-14

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

36. 7.8CVE-2026-55029EPSS 0.5%2026-07-14

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

37. 5.5CVE-2026-55028EPSS 0.6%2026-07-14

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

38. 5.5CVE-2026-55027EPSS 0.6%2026-07-14

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

39. 5.5CVE-2026-55026EPSS 0.4%2026-07-14

    Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally.

40. 7.8CVE-2026-55025EPSS 0.5%2026-07-14

    Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

41. 7.8CVE-2026-55024EPSS 0.5%2026-07-14

    Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

42. 5.5CVE-2026-55023EPSS 0.6%2026-07-14

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

43. 7.8CVE-2026-55022EPSS 0.5%2026-07-14

    Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.

44. 7.8CVE-2026-55018EPSS 0.5%2026-07-14

    Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

45. 7.8CVE-2026-55017EPSS 0.5%2026-07-14

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

46. 7.8CVE-2026-54131EPSS 0.5%2026-07-14

    Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

47. 3.3CVE-2026-50665EPSS 0.5%2026-07-14

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

48. 7.8CVE-2026-50467EPSS 0.5%2026-07-14

    Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

49. 5.5CVE-2026-50408EPSS 0.5%2026-07-14

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

50. 7.8CVE-2026-50387EPSS 0.3%2026-07-14

    Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.