2021-03-11 20:57:45 +01:00
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<html>
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<head>
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2022-09-05 00:48:36 +05:30
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<link href="https://fonts.googleapis.com/css?family=Montserrat&display=swap" rel="stylesheet" />
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2021-03-11 20:57:45 +01:00
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<style>
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.malware {
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position: fixed;
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2022-09-05 00:48:36 +05:30
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bottom: 0;
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left: 0;
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right: 0;
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2021-03-11 20:57:45 +01:00
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height: 150px;
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background: red;
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color: black;
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display: flex;
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display: flex;
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justify-content: center;
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align-items: center;
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font-family: monospace;
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font-size: 72px;
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}
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</style>
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<script>
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2021-12-04 15:28:40 -08:00
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function xssAttack() {
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const div = document.createElement('div');
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div.id = 'the-malware';
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div.className = 'malware';
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div.innerHTML = 'XSS Succeeded';
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2021-03-11 20:57:45 +01:00
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document.getElementsByTagName('body')[0].appendChild(div);
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2022-06-27 12:29:50 +09:00
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throw new Error('XSS Succeeded');
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2021-03-11 20:57:45 +01:00
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}
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</script>
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</head>
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<body>
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2022-09-05 00:48:36 +05:30
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<pre class="mermaid">
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<!-- prettier-ignore -->
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2021-03-11 20:57:45 +01:00
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%%{init: { 'fontFamily': '\"></style><img src=x onerror=xssAttack()>'} }%%
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graph LR
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A --> B
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2022-09-05 00:48:36 +05:30
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</pre>
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2023-02-19 14:03:11 +05:30
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<script type="module">
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import mermaid from './mermaid.esm.mjs';
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2021-03-11 20:57:45 +01:00
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mermaid.initialize({
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startOnLoad: true,
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useMaxWidth: true,
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});
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2022-10-09 22:08:32 +08:00
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let cnt = 0;
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let a;
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const handler = setInterval(() => {
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2021-03-11 20:57:45 +01:00
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cnt++;
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a = {};
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2021-12-04 15:28:40 -08:00
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if (typeof a.polluted !== 'undefined') {
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2021-03-11 20:57:45 +01:00
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clearInterval(handler);
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xssAttack();
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}
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2021-12-04 15:28:40 -08:00
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if (cnt > 20) {
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2021-03-11 20:57:45 +01:00
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clearInterval(handler);
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}
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}, 100);
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</script>
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</body>
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</html>
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