update_material_group · Eduframe MCP: Risk & Policy

WHAT IT DOES

What update_material_group does on Eduframe

AI agents use update_material_group 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_material_group needs a policy

This tool creates or modifies data reversibly by updating a material group record. It does not delete data (which would be Destructive), execute arbitrary code (Execute), or move money (Financial). The medium severity reflects that misuse could corrupt educational material configurations affecting multiple users, but changes are typically reversible through subsequent updates.

From the tool's definition Tool name 'update_material_group' and server description stating it 'enables...updating' resources through the Eduframe API. The 'update' verb indicates modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_material_group Rate-limited

update_material_group 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_material_group": {
      "limits": [
        {
          "counter": "update_material_group_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_material_group

What does the update_material_group tool do? +

Update a material group. 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_material_group? +

Register the Eduframe MCP server in PolicyLayer and add a rule for update_material_group: 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_material_group? +

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

Can I rate-limit update_material_group? +

Yes. Add a rate_limit block to the update_material_group 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_material_group completely? +

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

update_material_group 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.