Get kintone app field list with their settings and properties
AI agents call getAppFields to retrieve information from kintone OAuth MCP Server on Cloudflare Workers without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves configuration metadata about fields in a kintone app without modifying, deleting, or executing any operations. It is a read-only query of app schema information, posing minimal risk even if misused by an agent, as it only exposes field definitions and properties.
From the tool's definition Tool name is 'getAppFields' and description states 'Get kintone app field list with their settings and properties' — a retrieval operation that queries field metadata.
Attacks that exploit this kind of access
Get kintone app field list with their settings and properties. It is categorised as a Read tool in the kintone OAuth MCP Server on Cloudflare Workers MCP Server, which means it retrieves data without modifying state.
Register the kintone OAuth MCP Server on Cloudflare Workers MCP server in PolicyLayer and add a rule for getAppFields: 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 kintone OAuth MCP Server on Cloudflare Workers. Nothing to install.
getAppFields 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 getAppFields 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 getAppFields. 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.
getAppFields is provided by the kintone OAuth MCP Server on Cloudflare Workers MCP server (r3-yamauchi/kintone-oauth-mcp-server-cfw). 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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