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High severity7.8NVD Advisory· Published Aug 25, 2023· Updated Jun 17, 2026

CVE-2023-40031

CVE-2023-40031

Description

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++.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Notepad Plus Plus/Notepad Plus Plus3 versions
    cpe:2.3:a:notepad-plus-plus:notepad\+\+:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:notepad-plus-plus:notepad\+\+:*:*:*:*:*:*:*:*range: <=8.5.6
    • (no CPE)range: <=8.5.6
    • (no CPE)range: <= 8.5.6

Patches

Vulnerability mechanics

References

1

News mentions

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