update_scale_threshold · Morpheus MCP Server MCP

WHAT IT DOES

What update_scale_threshold does on Morpheus MCP Server

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

WHY IT NEEDS A POLICY

Why update_scale_threshold needs a policy

The tool modifies scaling thresholds for cloud infrastructure, which affects auto-scaling behavior and resource allocation policies. This is a Write operation (reversible configuration change) rather than Execute or Destructive. Severity is high because misconfiguration could cause unintended resource scaling, cost overruns, or service disruptions across multi-tenant environments.

From the tool's definition Tool name 'update_scale_threshold' indicates modification of scaling configuration. Server context shows it operates on HPE Morpheus cloud infrastructure management, enabling resource provisioning and administrative tasks.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_scale_threshold Rate-limited

update_scale_threshold 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_scale_threshold": {
      "limits": [
        {
          "counter": "update_scale_threshold_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 Morpheus MCP Server, so you can run agents against it safely.

FAQ

Questions about update_scale_threshold

What does the update_scale_threshold tool do? +

update_scale_threshold. It is categorised as a Write tool in the Morpheus MCP Server 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_scale_threshold? +

Register the Morpheus MCP Server MCP server in PolicyLayer and add a rule for update_scale_threshold: 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 Morpheus MCP Server. Nothing to install.

What risk level is update_scale_threshold? +

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

Can I rate-limit update_scale_threshold? +

Yes. Add a rate_limit block to the update_scale_threshold 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_scale_threshold completely? +

Set action: deny in the PolicyLayer policy for update_scale_threshold. 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_scale_threshold? +

update_scale_threshold is provided by the Morpheus MCP Server MCP server (nixndme/morpheus-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.