BinancePortfolioMarginUmChangeLeverage

THE RISK

High Risk

Why BinancePortfolioMarginUmChangeLeverage needs a policy

This tool modifies leverage settings for futures trading positions. While it doesn't directly move money, changing leverage on active futures positions in Portfolio Margin mode can dramatically affect risk exposure, potentially triggering liquidations and causing significant financial losses.

From the tool's definition Change leverage for a USDT-M Futures symbol in Portfolio Margin mode. ⚠️ Higher leverage increases risk.

Documented attack patterns abuse exactly the kind of access BinancePortfolioMarginUmChangeLeverage gives an agent:

POLICY

How to control BinancePortfolioMarginUmChangeLeverage

PolicyLayer is an MCP gateway — it sits between your AI agents and Sperax Ecosystem Crypto & DeFI MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for BinancePortfolioMarginUmChangeLeverage:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "BinancePortfolioMarginUmChangeLeverage": {
      "limits": [
        {
          "counter": "binanceportfoliomarginumchangeleverage_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

BinancePortfolioMarginUmChangeLeverage stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

Create a free account and register Sperax Ecosystem Crypto & DeFI MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

RATE-LIMIT THIS TOOL →

Free to start. No card required.

EXPLORE

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High-risk tools in Sperax Ecosystem Crypto & DeFI MCP Server → Every high-risk tool this server exposes, in one view.
All high-risk MCP tools → Every high-risk tool across the catalogue, and the policy pattern that contains them.
The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
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FAQ

Questions about BinancePortfolioMarginUmChangeLeverage

What does the BinancePortfolioMarginUmChangeLeverage tool do? +

Change leverage for a USDT-M Futures symbol in Portfolio Margin mode. ⚠️ Higher leverage increases risk. It is categorised as a Execute tool in the Sperax Ecosystem Crypto & DeFI MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on BinancePortfolioMarginUmChangeLeverage? +

Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for BinancePortfolioMarginUmChangeLeverage: 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 Sperax Ecosystem Crypto & DeFI MCP Server. Nothing to install.

What risk level is BinancePortfolioMarginUmChangeLeverage? +

BinancePortfolioMarginUmChangeLeverage is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit BinancePortfolioMarginUmChangeLeverage? +

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

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

BinancePortfolioMarginUmChangeLeverage is provided by the Sperax Ecosystem Crypto & DeFI MCP Server MCP server (sperax/sperax-crypto-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Sperax Ecosystem Crypto & DeFI MCP Server tool call.

Start from Sperax Ecosystem Crypto & DeFI MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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