CVE-2023-40031

Published Aug 25, 2023

Last updated 3 months ago

Overview

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++.
Source: security-advisories@github.com
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.8
Impact score: 5.9
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

security-advisories@github.com: CWE-120

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:notepad-plus-plus:notepad\\+\\+:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "51C2BF99-30E2-4BFC-B6BE-DBB33C6C6FEF",
            "versionEndIncluding": "8.5.6"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References