update_grade · Eduframe MCP: Risk & Policy

WHAT IT DOES

What update_grade does on Eduframe

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

WHY IT NEEDS A POLICY

Why update_grade needs a policy

This tool modifies existing grade data, which is a write operation. It is not destructive (grades can be corrected/updated), not financial, and not arbitrary code execution. However, severity is high because grades are critical educational records with significant consequences for students (GPA, scholarships, enrollment status, transcripts).

From the tool's definition Tool name is 'update_grade' and description states 'Update a grade', indicating modification of educational records.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_grade Rate-limited

update_grade 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_grade": {
      "limits": [
        {
          "counter": "update_grade_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 Eduframe, so you can run agents against it safely.

FAQ

Questions about update_grade

What does the update_grade tool do? +

Update a grade. It is categorised as a Write tool in the Eduframe 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_grade? +

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

What risk level is update_grade? +

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

Can I rate-limit update_grade? +

Yes. Add a rate_limit block to the update_grade 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_grade completely? +

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

update_grade is provided by the Eduframe MCP server (martijnpieters/eduframe-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.