HTML entities inside JavaScript URL

Chrome logo 2
Firefox logo 2
Safari logo 2

Shows which HTML entities are allowed inside the JavaScript protocol

Created by: hackvertor

Created on: Tuesday, June 25, 2024 at 11:56:40 AM

Updated on: Saturday, November 30, 2024 at 4:17:37 AM

Vector type: JS

Vector charset: UTF-8

Code used before fuzz:
const div = document.createElement('div');
Template used:
div.innerHTML='<a href="java$[data1]script:">test</a>';
div.querySelector('a').protocol === 'javascript:' && log('$[data1]')
Your browser was detected as:
Detecting... Detecting... Detecting... Detecting...

Sample payloads

div.innerHTML='<a href="java&Tab;script:">test</a>';
div.querySelector('a').protocol === 'javascript:' && alert('&Tab;')
div.innerHTML='<a href="java&NewLine;script:">test</a>';
div.querySelector('a').protocol === 'javascript:' && alert('&NewLine;')

Fuzz results

Chrome logo
Chrome 126.0.0.0 desktop macOS 10.15.7

Updated

Tue Jun 25 2024
Found 2 results
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Firefox logo
Firefox 127.0 desktop macOS 10.15

Updated

Tue Jun 25 2024
Found 2 results
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Safari logo
Safari 17.4 desktop macOS 10.15.7

Updated

Tue Jun 25 2024
Found 2 results
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