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Case File

CVE-2023-40031

HIGH · CVSS 7.8 EPSS 0.49% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-08-25 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
arbitrary code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-40031
Severity
HIGH
CVSS
7.8
EPSS
0.49%

Original NVD 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++.

Related CVEs

Other vulnerabilities affecting the same vendor(s)