update_question_option · Yanifend MCP: Risk & Policy

WHAT IT DOES

What update_question_option does on Yanifend

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

WHY IT NEEDS A POLICY

Why update_question_option needs a policy

This tool modifies questionnaire option data reversibly. It updates fields on existing options without deleting or recreating them, making it a Write operation. Severity is medium because unauthorized modifications to survey options could mislead respondents or skew collected feedback, affecting data integrity and decision-making based on survey results, but the impact is limited to metadata rather than financial or…

From the tool's definition Tool description states 'Edit an answer option' and 'Only the fields you pass are changed', indicating modification of existing data. The 'position moves it without delete/recreate' clause confirms reversible updates rather than destructive operations.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_question_option Rate-limited

update_question_option 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_question_option": {
      "limits": [
        {
          "counter": "update_question_option_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 Yanifend, so you can run agents against it safely.

FAQ

Questions about update_question_option

What does the update_question_option tool do? +

Edit an answer option. Only the fields you pass are changed; position moves it without delete/recreate. It is categorised as a Write tool in the Yanifend 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_question_option? +

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

What risk level is update_question_option? +

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

Can I rate-limit update_question_option? +

Yes. Add a rate_limit block to the update_question_option 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_question_option completely? +

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

update_question_option is provided by the Yanifend MCP server (skippedaga/yanifend-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.