Om Prakash Tiwari

Posted on Apr 1

Axios Compromise: What Happened, Why It Matters, and What We Should Do Next

#cybersecurity #javascript #npm #security

e point), it’s time to pause and rethink.

Recently, concerns around dependency trust, supply chain attacks, and package compromise scenarios have once again highlighted a harsh truth:

Your biggest vulnerability might not be your code — it’s your dependencies.

🚨 The Problem: Axios and the Supply Chain Risk

Axios itself isn’t “evil” — but the ecosystem around it makes it risky.

Here’s the real issue:

Axios is a third-party abstraction over HTTP
It pulls in dependencies (direct or indirect)
It’s updated frequently, often without deep audits in most projects
It runs in highly sensitive contexts (auth headers, tokens, cookies)

Now imagine this:

A malicious update gets published
Or a dependency inside Axios gets compromised
Or your lockfile gets bypassed

Suddenly:

Your Authorization headers can be intercepted
Your requests can be modified
Your data can be exfiltrated silently

This isn’t hypothetical — supply chain attacks have already hit major packages in the JS ecosystem.

And the worst part?

You won’t even notice until it’s too late.

⚠️ Why Axios is Risky in Critical Systems

From my perspective, the problem isn’t just Axios — it’s over-abstraction.

Axios introduces:

Hidden request transformations
Interceptors that can be globally hijacked
Silent behavior changes across versions
Extra surface area for bugs or exploits

Compare that with native fetch:

Built-in
Minimal
Transparent
No dependency risk

When you're handling:

JWT tokens
Session management
Internal APIs

You cannot afford hidden layers.

✅ The Solution: Own Your API Layer

Instead of relying on external libraries, I strongly recommend:

Build your own API abstraction layer using native fetch.

That’s exactly what I do.

Here’s the approach I use 👇

🧠 My API Class Strategy

I created a custom API class that:

1. Centralizes all API calls

No scattered requests across the app.

2. Handles authentication automatically

const token = localStorage.getItem('token');

3. Injects headers safely

const defaultHeaders = {
  'Content-Type': 'application/json',
  ...(token && { Authorization: `Bearer ${token}` }),
};

4. Handles token invalidation securely

if (
  response.status === 401 ||
  errorMessage.includes('token expired') ||
  errorMessage.includes('jwt malformed')
) {
  localStorage.removeItem('token');
}

5. Supports FormData without breaking headers

if (body instanceof FormData) {
  delete mergedHeaders['Content-Type'];
}

6. Emits global error events

document.dispatchEvent(
  new CustomEvent('error-received', { detail: { status, message } })
);

7. Provides clean method wrappers

api.get('/users')
api.post('/login', data)
api.put('/profile', data)

💡 Why This Is Better Than Axios

Here’s the real advantage:

🔒 Security

No third-party interception layer
No dependency injection risk
Full control over request lifecycle

🧩 Transparency

You know exactly what’s happening
No hidden interceptors
No magic transformations

⚡ Performance

No extra abstraction overhead
Native browser optimization

🛠 Flexibility

Add custom logic anytime
Extend without fighting a library

🧠 Developer Mindset Shift

We need to stop thinking:

“Which library should I use?”

And start thinking:

“Do I even need a library for this?”

For something as critical as API calls:

Simplicity beats abstraction
Control beats convenience
Native beats dependency

🚀 Final Take

I’m not saying Axios is unusable.

I’m saying:

It’s not worth the risk in security-critical systems.

If your app:

Handles authentication
Talks to internal APIs
Processes sensitive data

Then you should strongly consider:

👉 Dropping Axios
👉 Using native fetch
👉 Building your own API layer (like the one above)

DEV Community