dual_update_template · DUAL MCP Server MCP: Risk & Policy

WHAT IT DOES

What dual_update_template does on DUAL MCP Server

AI agents use dual_update_template to create or update resources in DUAL MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your DUAL MCP Server environment.

WHY IT NEEDS A POLICY

Why dual_update_template needs a policy

The tool performs a reversible data modification (update) rather than deletion or code execution. However, severity is elevated to 'high' because templates in a blockchain/Web3 context likely control token minting rules, permissions, or smart contract parameters; a misconfigured template update could have significant financial or operational consequences.

From the tool's definition Tool name 'dual_update_template' with description 'Update a template' indicates modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

dual_update_template Rate-limited

dual_update_template stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "dual_update_template": {
      "limits": [
        {
          "counter": "dual_update_template_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about dual_update_template

What does the dual_update_template tool do? +

Update a template. It is categorised as a Write tool in the DUAL MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on dual_update_template? +

Register the DUAL MCP Server MCP server in PolicyLayer and add a rule for dual_update_template: 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 DUAL MCP Server. Nothing to install.

What risk level is dual_update_template? +

dual_update_template is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit dual_update_template? +

Yes. Add a rate_limit block to the dual_update_template 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 dual_update_template completely? +

Set action: deny in the PolicyLayer policy for dual_update_template. 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 dual_update_template? +

dual_update_template is provided by the DUAL MCP Server MCP server (ro-ro-b/dual-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.