Security Cvss Calc

{
  "result": {
    "answer": "8.8 High (N/L/L/N/U)",
    "answerLabel": "CVSS 3.1 base score",
    "details": [
      {
        "label": "Attack vector",
        "value": "N — Network"
      },
      {
        "label": "Impact subscore (ISS)",
        "value": "0.9148"
      },
      {
        "label": "Impact",
        "value": "5.8731"
      },
      {
        "label": "Exploitability",
        "value": "2.8353"
      },
      {
        "label": "Scope",
        "value": "Unchanged"
      },
      {
        "label": "Formula path",
        "value": "Impact + Exploitability, capped at 10 (scope-adjusted impact)"
      }
    ],
    "steps": [
      "ISS = 1 − (1−C)(1−I)(1−A) = 0.9148",
      "Exploitability = 8.22 × AV·AC·PR·UI = 2.8353",
      " roundup → 8.8"
    ],
    "value": 8.8
  },
  "tool": "cvss-calc"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://agentstoolshub.com/api/v1/security/cvss-calc?vector=CVSS%3A3.1%2FAV%3AN%2FAC%3AL%2FPR%3AL%2FUI%3AN%2FS%3AU%2FC%3AH%2FI%3AH%2FA%3AH'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://agentstoolshub.com/api/v1/security/cvss-calc?vector=CVSS%3A3.1%2FAV%3AN%2FAC%3AL%2FPR%3AL%2FUI%3AN%2FS%3AU%2FC%3AH%2FI%3AH%2FA%3AH' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.002 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.002" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.002 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagentstoolshub.com%2Fapi%2Fv1%2Fsecurity%2Fcvss-calc
const res = await pay("https://agentstoolshub.com/api/v1/security/cvss-calc?vector=CVSS%3A3.1%2FAV%3AN%2FAC%3AL%2FPR%3AL%2FUI%3AN%2FS%3AU%2FC%3AH%2FI%3AH%2FA%3AH");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.002 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.002"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://agentstoolshub.com/api/v1/security/cvss-calc?vector=CVSS%3A3.1%2FAV%3AN%2FAC%3AL%2FPR%3AL%2FUI%3AN%2FS%3AU%2FC%3AH%2FI%3AH%2FA%3AH")
    print(res.status_code, res.text)