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Status published
High
CVE-2023-40031
Notepad++ vulnerable to heap buffer write overflow in Utf8_16_Read::convert
Vulnerability 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++.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
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View all reports →Affected Software
notepad-plus-plus
Vulnerable Versions:
<= 8.5.6
Timeline
Official Publish:
August 25th, 2023
Last Modified:
October 2nd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H