create_interactive_session · Frida MCP Server MCP

WHAT IT DOES

What create_interactive_session does on Frida MCP Server

AI agents invoke create_interactive_session to trigger actions in Frida MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why create_interactive_session needs a policy

This tool attaches Frida to a running process and establishes a persistent session capable of injecting JavaScript, hooking functions, and monitoring behavior. This is a code/instrumentation execution capability with broad impact on a target process.

From the tool's definition 'Create an interactive session for dynamic instrumentation. Establishes a Frida session for injecting JavaScript, hooking functions, and monitoring the target process.'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_interactive_session Rate-limited

create_interactive_session stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_interactive_session": {
      "limits": [
        {
          "counter": "create_interactive_session_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Frida MCP Server, so you can run agents against it safely.

FAQ

Questions about create_interactive_session

What does the create_interactive_session tool do? +

Create an interactive session for dynamic instrumentation. Establishes a Frida session for injecting JavaScript, hooking functions, and monitoring the target process. The session persists until explicitly closed or the process terminates. It is categorised as a Execute tool in the Frida MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on create_interactive_session? +

Register the Frida MCP Server MCP server in PolicyLayer and add a rule for create_interactive_session: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Frida MCP Server. Nothing to install.

What risk level is create_interactive_session? +

create_interactive_session is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit create_interactive_session? +

Yes. Add a rate_limit block to the create_interactive_session rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block create_interactive_session completely? +

Set action: deny in the PolicyLayer policy for create_interactive_session. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides create_interactive_session? +

create_interactive_session is provided by the Frida MCP Server MCP server (nonsleepr/frida-mcp.ts). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.