fizzy_update_column · Fizzy MCP Server MCP: Risk & Policy

WHAT IT DOES

What fizzy_update_column does on Fizzy MCP Server

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

WHY IT NEEDS A POLICY

Why fizzy_update_column needs a policy

This tool modifies board structure by updating a column's properties (name, position, settings, etc.), which is a reversible change. It does not delete data (would be Destructive), execute arbitrary code (would be Execute), nor move money (would be Financial).

From the tool's definition Tool name is 'fizzy_update_column' and description states 'Update a column on a Fizzy board.' The verb 'update' indicates modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

fizzy_update_column Rate-limited

fizzy_update_column 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": {
    "fizzy_update_column": {
      "limits": [
        {
          "counter": "fizzy_update_column_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 Fizzy MCP Server, so you can run agents against it safely.

FAQ

Questions about fizzy_update_column

What does the fizzy_update_column tool do? +

Update a column on a Fizzy board. It is categorised as a Write tool in the Fizzy 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 fizzy_update_column? +

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

What risk level is fizzy_update_column? +

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

Can I rate-limit fizzy_update_column? +

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

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

fizzy_update_column is provided by the Fizzy MCP Server MCP server (ryanyogan/fizzy-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.