Examine source code of CVE Finder

{
  "manifest_version": 3,
  "name": "CVE Lookup",
  "version": "0.1.0",
  "description": "Shows known CVEs for the company behind the site you are visiting.",
  "browser_specific_settings": {
    "gecko": {
      "id": "cvefinder@parthk.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "tabs",
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "https://www.cisa.gov/*",
    "https://services.nvd.nist.gov/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_title": "CVE Lookup",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    }
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": false
  }
}