update_epic · Shortcut Com MCP Server MCP: Risk & Policy

WHAT IT DOES

What update_epic does on Shortcut Com MCP Server

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

WHY IT NEEDS A POLICY

Why update_epic needs a policy

This tool creates or modifies data reversibly within the ticket management system. It updates an existing epic entity, which is consistent with the Write category. It is not Destructive because updates are reversible (the previous state can be recovered or re-modified).

From the tool's definition Tool name 'update_epic' combined with server description stating the MCP server allows 'updating stories' and context of sibling tools like 'create_epic' and 'delete_epic' indicates this modifies existing epic data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_epic Rate-limited

update_epic 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": {
    "update_epic": {
      "limits": [
        {
          "counter": "update_epic_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 Shortcut Com MCP Server, so you can run agents against it safely.

FAQ

Questions about update_epic

What does the update_epic tool do? +

update_epic. It is categorised as a Write tool in the Shortcut Com 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 update_epic? +

Register the Shortcut Com MCP Server MCP server in PolicyLayer and add a rule for update_epic: 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 Shortcut Com MCP Server. Nothing to install.

What risk level is update_epic? +

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

Can I rate-limit update_epic? +

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

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

update_epic is provided by the Shortcut Com MCP Server MCP server (wynnd/mcp-server-shortcut). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.