vulnerability path traversal
severity 7.7
language javascript
registry npm


marscode is a web editor created with monaco-editor, jquery file tree and nodejs file tree to read, write, edit, delete (CRUD) files.

Affected versions of this package are vulnerable to Directory Traversal. There is no path sanitization in the path provided at fs.readFile in index.js.

Steps to reproduce

  1. Start the server node index.js
  2. curl -v --path-as-is
  3. /etc/passwd of the current user will be displayed.