CVE-2026-48778

CVE-2026-48778 POC Notepad++ RCE via config.xml commandLineInterpreter Usage .\CVE-2026-48778.exe calc.exe Demo https://github.com/user-attachments/assets/79ec82c9-ab37-4923-b62d-325710095e86 Vulnerability Summary Package| Affected versions| Patched versions ---|---|--- Notepad++| = v8.9.6|...

EUVD-2026-39907

Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, the tag in config.xml is read by NppXml::value Parameters.cpp:6430 and stored in nppGUI.commandLineInterpreter without any validation, whitelist, or digital signature check. When the user triggers IDMFILEOPENCMD File → Open...

CVE-2026-48778

Notepad++ prior to 8.9.6.1 is affected by an RCE in config.xml: the value is read without validation and passed to ShellExecute when triggering File → Open Containing Folder → cmd, enabling attacker-controlled executable paths. The issue stems from NppXml::value() storing the value in _nppGUI._c...