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CWE-122: Heap-based Buffer Overflow, page 3

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The product writes past the end of a buffer that was allocated on the heap.

What the weakness is: CWE-122 at MITRE

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Show the promptExplain CWE-122: Heap-based Buffer Overflow and how to prevent and detect it in code. Use https://cwe.mitre.org/data/definitions/122.html and https://cve.bz/cve/cwe/122?via=ask-ai-copy for recent CVEs with this weakness. Cite the sources.

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  1. 8.8CVE-2026-110155EPSS 0.3%

    Buffer overflow in PDFium in Google Chrome prior to 155.0.8059.79 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

  2. 9.6CVE-2026-110152EPSS 0.5%

    Buffer overflow in ANGLE in Google Chrome on on Android prior to 155.0.8059.79 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

  3. 7.8CVE-2026-95638EPSS 0.2%

    Photoshop Desktop is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a…

  4. 8.8CVE-2026-94512EPSS 0.7%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

  5. 6.7CVE-2026-88089EPSS 0.3%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally.

  6. 6.4CVE-2026-88085EPSS 0.2%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.

  7. 7.0CVE-2026-88082EPSS 0.2%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.

  8. 7.0CVE-2026-85919EPSS 0.2%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally.

  9. 8.5CVE-2026-85886EPSS 0.4%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

  10. 6.6CVE-2026-83945EPSS 0.6%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

  11. 6.7CVE-2026-70189EPSS 0.3%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally.

  12. 8.5CVE-2026-68883EPSS 0.6%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.

  13. 8.5CVE-2026-67625EPSS 0.6%

    Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

  14. 7.8CVE-2026-104348EPSS 0.2%

    Photoshop Desktop is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a…

  15. 8.8CVE-2026-102855EPSS 0.8%

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

  16. 6.5CVE-2026-97817EPSS 1.1%

    Heap-based buffer overflow in DNS Server allows an authorized attacker to disclose information over a network.

  17. 9.8CVE-2026-97815EPSS 0.9%

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

  18. 9.8CVE-2026-97814EPSS 1.1%

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

  19. 6.5CVE-2026-97813EPSS 1.1%

    Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to disclose information over a network.

  20. 7.0CVE-2026-97810EPSS 0.3%

    Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

  21. 7.8CVE-2026-97804EPSS 0.3%

    Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.

  22. 7.8CVE-2026-97803EPSS 0.4%

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

  23. 7.8CVE-2026-97794EPSS 0.3%

    Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

  24. 8.8CVE-2026-97780EPSS 0.8%

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

  25. 8.8CVE-2026-97777EPSS 0.8%

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

  26. 8.8CVE-2026-97776EPSS 0.8%

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

  27. 8.8CVE-2026-97773EPSS 0.8%

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

  28. 8.8CVE-2026-97769EPSS 0.9%

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

  29. 8.8CVE-2026-97768EPSS 0.9%

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

  30. 8.8CVE-2026-97766EPSS 0.8%

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

  31. 8.8CVE-2026-97765EPSS 0.8%

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

  32. 8.8CVE-2026-97763EPSS 0.9%

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

  33. 8.8CVE-2026-97758EPSS 0.6%

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

  34. 8.8CVE-2026-97757EPSS 0.9%

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

  35. 8.8CVE-2026-97756EPSS 0.9%

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

  36. 8.8CVE-2026-97754EPSS 0.7%

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

  37. 8.8CVE-2026-97753EPSS 0.8%

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

  38. 8.8CVE-2026-97751EPSS 0.5%

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

  39. 8.8CVE-2026-97748EPSS 0.9%

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

  40. 8.8CVE-2026-97741EPSS 0.9%

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

  41. 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.

  42. 9.8CVE-2026-97016EPSS 1.2%

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

  43. 7.8CVE-2026-97009EPSS 0.3%

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

  44. 8.8CVE-2026-97007EPSS 0.9%

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

  45. 8.8CVE-2026-97004EPSS 0.9%

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

  46. 8.8CVE-2026-97003EPSS 0.8%

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

  47. 7.8CVE-2026-97001EPSS 0.4%

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

  48. 7.8CVE-2026-96996EPSS 0.3%

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

  49. 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.

  50. 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.