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When AI Agents Go Rogue: What You’re Missing in Your MCP Security

July 16, 2025

Roey Eliyahu
CEO & Co-founder

We’re at a major inflection point in how software operates.  And I don’t say that lightly.

For the past decade, we’ve seen a steady evolution toward microservices, APIs, and cloud-native architectures. But Agentic AI is something different. We’re no longer talking about static services. We’re now dealing with autonomous agents that reason, remember, and act in real-time across live environments. They’re not just generating responses; they’re making decisions, triggering workflows, and interacting with sensitive data and systems.

This shift isn’t theoretical. It’s already happening. And it’s being powered by something most security teams haven’t yet caught up with: the Model Context Protocol (MCP). In the most simple terms, MCP is an API Broker.

What Most People Are Missing About AI Agent Security

In this broker role, MCP is what connects the dots. It’s the mechanism that defines what an AI agent knows, what it’s allowed to do, and how it behaves over time. It links LLMs to your actual systems through APIs.

That means every AI action, every decision, every lookup, every trigger is happening over an API.

The risk isn’t just that LLMs hallucinate. The real risk is what happens when those hallucinations reach into your production systems through exposed or unmonitored APIs.

Why We’re Focused on This at Salt

Salt was built to secure the API layer because that’s where modern business logic lives. Now, with Agentic AI, that logic is increasingly being executed by autonomous software agents. We’re watching a new operating layer emerge—one that is dynamic, connected, and unpredictable.

Here’s what I believe every CISO and security leader needs to be thinking about right now:

  • Do we know what AI agents and MCP servers are running in our environment?
  • Do we know what APIs they’re calling—and what data they’re accessing?
  • Do we have any visibility into MCP server configurations and behavior?
  • Can we detect when an agent’s behavior starts to drift or become dangerous?

If the answer to any of those is “no,” you’re flying blind.

What We’re Seeing in the Field

We’ve already seen examples where AI agents begin chaining together API calls in unexpected ways, escalating privileges, or accessing data they were never intended to see. These aren’t hypothetical attack vectors; they're real behaviors that are happening now.

And here’s the kicker: traditional security tools don’t see any of it. WAFs, gateways, and CDNs weren’t built to track intelligent agents navigating your business logic in real time.

Join Our Upcoming Webinar: No Fluff, Just Real-World Threats

This isn’t your typical marketing webinar. We will cover what Agentic AI actually looks like in production, how MCP servers work to broker instructions, and what kind of new threats are emerging.

We’ll walk through:

  1. What Agentic AI is and how it’s changing your risk profile
  2. Practical attack scenarios against AI agents and MCP servers
  3. Why and how API traffic is exploding and going largely unmonitored
  4. How Salt is uniquely positioned to help you see and secure this new API fabric
  5. What actions you can take now to protect your organization

Whether you're hands-on in security or responsible for the broader strategy, this session will give you real, actionable insights — not marketing slides.

Reserve your spot now → Register for Webinar

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