Metabase export failure

Currently when we download any question to excel, csv or json it is the output is html regardless of the download request that states

Enable JavaScript and cookies to continue

Diagnostic info below;

  "browser-info": {
    "language": "en-GB",
    "platform": "MacIntel",
    "userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/ Safari/537.36",
    "vendor": "Google Inc."
  "system-info": {
    "file.encoding": "UTF-8",
    "": "OpenJDK Runtime Environment",
    "java.runtime.version": "11.0.20+8",
    "java.vendor": "Eclipse Adoptium",
    "java.vendor.url": "",
    "java.version": "11.0.20",
    "": "OpenJDK 64-Bit Server VM",
    "java.vm.version": "11.0.20+8",
    "": "Linux",
    "os.version": "5.4.235-144.344.amzn2.x86_64",
    "user.language": "en",
    "user.timezone": "Australia/Melbourne"
  "metabase-info": {
    "databases": [
    "hosting-env": "unknown",
    "application-database": "postgres",
    "application-database-details": {
      "database": {
        "name": "PostgreSQL",
        "version": "12.11"
      "jdbc-driver": {
        "name": "PostgreSQL JDBC Driver",
        "version": "42.5.1"
    "run-mode": "prod",
    "version": {
      "date": "2023-07-28",
      "tag": "v0.46.6.4",
      "branch": "release-x.46.6.x",
      "hash": "7c60aca"
    "settings": {
      "report-timezone": "UTC"

Does the export take more than 10 minutes?

No within a second.


  1. After the query/question is run and returns results
  2. I select "Download full results"

Regardless of type, whether its csv, xlsx or json. The error shows within the "file" as html

    <title>Just a moment...</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=Edge">
    <meta name="robots" content="noindex,nofollow">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <link href="/cdn-cgi/styles/challenges.css" rel="stylesheet">

<body class="no-js">
    <div class="main-wrapper" role="main">
        <div class="main-content"><noscript>
                <div id="challenge-error-title">
                    <div class="h2"><span class="icon-wrapper">
                            <div class="heading-icon warning-icon"></div>
                        </span><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div>

Annnd this is all related to the Cloudflare OWASP Core Rules in WAF Managed Rules

Quick update and all good now :+1: