Medium Risk

taskFieldValuePut

Update/create the field value of a task

How to control taskFieldValuePut ↓

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

Medium Risk

This tool creates or modifies task field values. While the operation is reversible (field values can be updated again or reverted), it alters persistent data in what appears to be a task management system. The effect is contingent on the specific field and value provided, but the core capability is data modification, not deletion or code execution.

From the tool's definition Tool name 'taskFieldValuePut' and description 'Update/create the field value of a task' directly indicate reversible modification of task data. The 'Put' verb and 'Update/create' language are characteristic of Write operations.

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

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

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

taskFieldValuePut 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 Mcp Taskade — 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.
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Go deeper

What does the taskFieldValuePut tool do? +

Update/create the field value of a task. It is categorised as a Write tool in the Mcp Taskade MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on taskFieldValuePut? +

Register the Mcp Taskade MCP server in PolicyLayer and add a rule for taskFieldValuePut: 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 Mcp Taskade. Nothing to install.

What risk level is taskFieldValuePut? +

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

Can I rate-limit taskFieldValuePut? +

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

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

taskFieldValuePut is provided by the Mcp Taskade MCP server (taskade/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Mcp Taskade tool call.

Deterministic rules across all 57 Mcp Taskade tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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57 Mcp Taskade tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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