Vulnogram.github.io/404.html at master · Vulnogram/Vulnogram.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>404 - Not Found</title>
  <style>
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      line-height: 1.6;
      text-align: center;
      padding: 50px;
      background-color: #f8f8f8;
      color: #333;
    }
    .container {
      max-width: 600px;
      margin: 0 auto;
      background-color: #fff;
      padding: 30px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    }
    h1 {
      font-size: 2.5em;
      margin-bottom: 0.5em;
      color: #d9534f;
    }
    p {
      font-size: 1.1em;
      margin-bottom: 1.5em;
    }
    a {
      color: #0275d8;
      text-decoration: none;
    }
    a:hover {
      text-decoration: underline;
    }
    .loader {
      font-size: 1.2em;
      font-weight: bold;
    }
  </style>

  <script>
    (function() {
      // Get the path from the URL, e.g., "/CVE-2023-12345"
      const urlPath = window.location.pathname;

      // Regex to find all CVE IDs. Case-insensitive (g) and global (i).
      // Matches "CVE-" + 4-digit year + "-" + 4+ digit number
      const cveRegex = /CVE-\d{4}-\d{4,}/gi;
      const matches = urlPath.match(cveRegex);

      // Check if any CVEs were found
      if (matches && matches.length > 0) {

        // Use a Set to get unique CVEs, correcting for case (e.g., cve- vs CVE-)
        const uniqueMatches = [...new Set(matches.map(cve => cve.toUpperCase()))];

        // Join the unique CVEs with a comma
        const cveString = uniqueMatches.join(',');

        // Construct the redirect URL
        const redirectUrl = `https://vulnogram.org/seaview?${cveString}`;

        // Show a message to the user before redirecting
        document.addEventListener('DOMContentLoaded', function() {
          document.getElementById('cve-redirect').style.display = 'block';
          document.getElementById('default-404').style.display = 'none';
        });

        // Perform the redirect
        window.location.href = redirectUrl;

      }
    })();
  </script>
</head>
<body>

  <div class="container">
    <div id="cve-redirect" style="display: none;">
      <p class="loader">CVE ID detected. Redirecting to Vulnogram...</p>
    </div>

    <div id="default-404">
      <h1>404 - Not Found</h1>
      <p>We couldn't find the page you were looking for.</p>
      <p>If you were trying to view a CVE, make sure it's in the URL (e.g., <code>/CVE-2023-12345</code>).</p>
      <p><a href="/">Return to homepage</a></p>
    </div>
  </div>

</body>
</html>