Vulnerability in Rizonesoft Notepad3

CVE-2026-38972

Notepad3 through 6.25.822.1 contains a DLL search-order hijacking vulnerability in the About-dialog code path in src/Notepad3.c. The application calls LoadLibrary(L"MSFTEDIT.DLL") with a bare DLL name, which allows a local attacker to place a malicious MSFTEDIT.DLL in the application directory or another preferred DLL search location and achieve arbitrary code execution in the context of the user when the About dialog is opened.

EPSS: 0.002 (8.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-38972?
CVE-2026-38972 is a high-severity vulnerability in Rizonesoft Notepad3, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2026-07-02.
How severe is CVE-2026-38972?
High severity. CVSS v3 base score is 7.8 out of 10.