unopim_add_variant · UnoPim MCP Server MCP: Risk & Policy

WHAT IT DOES

What unopim_add_variant does on UnoPim MCP Server

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

WHY IT NEEDS A POLICY

Why unopim_add_variant needs a policy

This tool creates new product variants within a PIM system, which is a data creation operation (Write category). The severity is medium rather than high because: (1) the operation is reversible—variants can be deleted or modified later; (2) the blast radius is limited to product catalog data rather than destructive system-wide changes; (3) there are safeguards requiring the parent configurable product to exist first.

From the tool's definition The tool 'unopim_add_variant' creates or modifies data by adding a child product variant to an existing configurable product.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

unopim_add_variant Rate-limited

unopim_add_variant 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": {
    "unopim_add_variant": {
      "limits": [
        {
          "counter": "unopim_add_variant_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 UnoPim MCP Server, so you can run agents against it safely.

FAQ

Questions about unopim_add_variant

What does the unopim_add_variant tool do? +

Add a variant (child product) to an existing configurable product. 🔴 CRITICAL: PARENT MUST EXIST FIRST! The parent configurable product MUST be created with unopim_create_configurable_product BEFORE calling this. 🔴 CRITICAL: OPTION VALUES MUST BE LOWERCASE! Option codes are always lowercase with underscores only (e.g.,. It is categorised as a Write tool in the UnoPim 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 unopim_add_variant? +

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

What risk level is unopim_add_variant? +

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

Can I rate-limit unopim_add_variant? +

Yes. Add a rate_limit block to the unopim_add_variant 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 unopim_add_variant completely? +

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

unopim_add_variant is provided by the UnoPim MCP Server MCP server (oledmansfeld/unopim-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.