Description
Notepad++ is a free and open-source source code editor. Versions 8.5.6 and prior are vulnerable to global buffer read overflow in `CharDistributionAnalysis::HandleOneChar`. The exploitability of this issue is not clear. Potentially, it may be used to leak internal memory allocation information. As of time of publication, no known patches are available in existing versions of Notepad++.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| notepad-plus-plus | notepad-plus-plus | <= 8.5.6 | — |
Advisories 2
- VDE-2024-003 TRUMPF: Multiple products include a vulnerable version of Notepad++ CERT@VDE · May 22, 2025
- WID-SEC-2023-2188 Notepad++: Mehrere Schwachstellen ermöglichen Codeausführung BSI CERT-Bund (WID) · Sep 11, 2023