set_card_template_tags · Metabase MCP: Risk & Policy

WHAT IT DOES

What set_card_template_tags does on Metabase

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

WHY IT NEEDS A POLICY

Why set_card_template_tags needs a policy

The tool modifies card template tag configurations, which is a reversible change to metadata/settings within Metabase. This aligns with Write category (create, update, post, upload). Severity is medium because misconfiguration of template tags could affect dashboard behavior or expose unintended data, but changes are reversible.

From the tool's definition Tool name 'set_card_template_tags' indicates modification of template tags on a card (template configuration). Context shows this is a Metabase MCP server managing dashboards, cards, and queries. The 'set' operation implies updating card properties.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_card_template_tags Rate-limited

set_card_template_tags 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": {
    "set_card_template_tags": {
      "limits": [
        {
          "counter": "set_card_template_tags_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Metabase, so you can run agents against it safely.

FAQ

Questions about set_card_template_tags

What does the set_card_template_tags tool do? +

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

How do I enforce a policy on set_card_template_tags? +

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

What risk level is set_card_template_tags? +

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

Can I rate-limit set_card_template_tags? +

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

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

set_card_template_tags is provided by the Metabase MCP server (voducdan/matebase-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.