create_work_item_comment · Plane MCP: Risk & Policy

WHAT IT DOES

What create_work_item_comment does on Plane

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

WHY IT NEEDS A POLICY

Why create_work_item_comment needs a policy

Creating comments is a Write operation—it creates new data that can be modified or deleted. It has no side effects beyond adding content to a work item. Severity is medium because while reversible, comments in project management can impact team workflows and discussions if misused. Confidence is reduced due to empty description, but the tool name clearly indicates creation of additive content.

From the tool's definition Tool name 'create_work_item_comment' indicates creation of a comment on a work item. The verb 'create' and context of Plane (a project management tool) suggest this creates reversible data. Description is empty, limiting full assessment.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_work_item_comment Rate-limited

create_work_item_comment 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": {
    "create_work_item_comment": {
      "limits": [
        {
          "counter": "create_work_item_comment_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 Plane, so you can run agents against it safely.

FAQ

Questions about create_work_item_comment

What does the create_work_item_comment tool do? +

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

How do I enforce a policy on create_work_item_comment? +

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

What risk level is create_work_item_comment? +

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

Can I rate-limit create_work_item_comment? +

Yes. Add a rate_limit block to the create_work_item_comment 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_work_item_comment completely? +

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

create_work_item_comment is provided by the Plane MCP server (@makeplane/plane-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.