List all metafields attached to a product via GraphQL. Returns key, namespace, type, jsonValue, and more. Optionally filter by namespace.
AI agents call list_product_metafields to retrieve information from Kockatoos Shopify MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a straightforward read operation that queries and retrieves product metafield data. It performs no creation, modification, deletion, or execution of external operations. The optional namespace filter is still a retrieval mechanism. While the broader Shopify server has destructive and financial tools, this specific tool only retrieves metadata about products, making it a Read category with low severity impact.
From the tool's definition Tool name 'list_product_metafields' and description 'List all metafields attached to a product via GraphQL' indicate retrieval of data with no modification or side effects.
Attacks that exploit this kind of access
List all metafields attached to a product via GraphQL. Returns key, namespace, type, jsonValue, and more. Optionally filter by namespace. It is categorised as a Read tool in the Kockatoos Shopify MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Kockatoos Shopify MCP Server MCP server in PolicyLayer and add a rule for list_product_metafields: 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 Kockatoos Shopify MCP Server. Nothing to install.
list_product_metafields is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_product_metafields 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.
Set action: deny in the PolicyLayer policy for list_product_metafields. 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.
list_product_metafields is provided by the Kockatoos Shopify MCP Server MCP server (untitled-developers/shopify-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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