Medium Risk

move_list_to_board

Move a list to a different board. Use this tool to reorganize lists between boards.

How to control move_list_to_board ↓

What move_list_to_board does on Trello

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

Medium Risk

Why move_list_to_board needs a policy

Moving a list between boards is a data modification operation that changes relationships and state. It is reversible (a list can be moved back), so it does not qualify as Destructive. It does not create new data entities (would be Write creation) but rather relocates existing ones, still within the Write category.

From the tool's definition The tool description states it will 'Move a list to a different board' and 'reorganize lists between boards.' This modifies the organizational structure and association of data (a list's board membership) in a reversible manner.

Documented attack patterns abuse exactly the kind of access move_list_to_board gives an agent:

How to control move_list_to_board

PolicyLayer is an MCP gateway — it sits between your AI agents and Trello, and nothing reaches the server without passing your rules. This is the rule we recommend for move_list_to_board:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "move_list_to_board": {
      "limits": [
        {
          "counter": "move_list_to_board_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

move_list_to_board 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.

  1. Create a free account and register Trello — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Related tools and policies

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Questions about move_list_to_board

What does the move_list_to_board tool do? +

Move a list to a different board. Use this tool to reorganize lists between boards. It is categorised as a Write tool in the Trello MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on move_list_to_board? +

Register the Trello MCP server in PolicyLayer and add a rule for move_list_to_board: 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 Trello. Nothing to install.

What risk level is move_list_to_board? +

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

Can I rate-limit move_list_to_board? +

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

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

move_list_to_board is provided by the Trello MCP server (v4lheru/trello-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Trello tool call.

Start from Trello, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

76 Trello tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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