CVE-2023-40031

Summary

Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to heap buffer write overflow in Utf8_16_Read::convert. This issue may lead to arbitrary code execution. As of time of publication, no known patches are available in existing versions of Notepad++.

Affected Software

VendorProductVersion RangeStatus
notepad-plus-plusnotepad-plus-plus<= 8.5.6affected

Weaknesses

  • CWE-120: CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
  • CWE-122: CWE-122: Heap-based Buffer Overflow

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: total

References