CVE Catalog

CVE-2023-40036

MediumCVSS 5.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.43%

34th percentile - higher than 34% of all known CVEs

Summary

Notepad++ versions 8.5.6 and prior are vulnerable to global buffer read overflow in `CharDistributionAnalysis::HandleOneChar`. Exploitation of this issue may lead to leaking internal memory allocation information.

Risk Assessment

Organizations may be exposed to sensitive information leaks from memory, potentially leading to further attacks or security breaches.

Recommendation

It is recommended to monitor for available updates for Notepad++ and consider using alternative code editors until patches are released.

Original NVD description (English source)

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++.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS