stateset_update_cart_item

Updates the quantity of an item in the cart. Use to increase or decrease quantities before checkout.

SERVERStateset SOURCEstateset/stateset-mcp-server

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/stateset-mcp-server/stateset-update-cart-item.md

WHAT IT DOES

What stateset_update_cart_item does on Stateset

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

RISK

Why stateset_update_cart_item is rated Medium

This tool modifies cart data by adjusting item quantities, which is a classic Write operation (reversible change to existing data). Severity is medium because misuse could lead to incorrect orders being placed, but the effect is limited to a user's cart state before checkout and remains reversible. The confidence is high given the explicit and clear description of the tool's purpose.

From the tool's definition Tool description states 'Updates the quantity of an item in the cart' — a modification operation. The verb 'Updates' and the action of changing quantities indicates reversible data modification prior to checkout completion.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs stateset_update_cart_item safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Stateset, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For stateset_update_cart_item, this is the rule to start with:

stateset_update_cart_item Rate-limited

stateset_update_cart_item 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": {
    "stateset_update_cart_item": {
      "limits": [
        {
          "counter": "stateset_update_cart_item_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Stateset, apply this rule, and every stateset_update_cart_item call is checked against it from then on.

FAQ

Questions about stateset_update_cart_item

What does the stateset_update_cart_item tool do? +

Updates the quantity of an item in the cart. Use to increase or decrease quantities before checkout. It is categorised as a Write tool in the Stateset MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on stateset_update_cart_item? +

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

What risk level is stateset_update_cart_item? +

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

Can I rate-limit stateset_update_cart_item? +

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

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

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

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