Metadata

ID: javascript-express/access-restriction

Language: JavaScript

Severity: Warning

Category: Security

CWE: 548

Description

Exposing a directory listing could present an attacker an opportunity to access source code or other sensitive data through a file structure exploit. Restricting access to non-sensitive directories and files is strongly suggested.

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• Express Serve index middleware

Non-Compliant Code Examples

const express = require("express")
const serveIndex = require("serve-index")

const app = express()

app.use(serveIndex())

Compliant Code Examples

const express = require("express")
const serveIndex = require("serve-index")

const app = express()

app.use(serveIndex("/public"))

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