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Entities in-between protocol-relative URL

Tests which entities are allowed in-between a protocol-relative URL

Shazzer Master

Created byhackvertor

Created Apr 2, 2026

Updated Sep 5, 2026

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CategoryEntity Parsing

VisibilityPublic

TypeJS

CharsetUTF-8

$[data1] placeholderhtml_entities

Code used before fuzz:

const div = document.createElement('div')

Template used:

div.innerHTML='<a href="/$[data1]/example.com">';
if(div.querySelector('a').host === 'example.com') {
   log('$[data1]');
}

Sample payloads

div.innerHTML='<a href="/&bsol;/example.com">';
if(div.querySelector('a').host === 'example.com') {
   alert('&bsol;');
}

div.innerHTML='<a href="/&NewLine;/example.com">';
if(div.querySelector('a').host === 'example.com') {
   alert('&NewLine;');
}

div.innerHTML='<a href="/&sol;/example.com">';
if(div.querySelector('a').host === 'example.com') {
   alert('&sol;');
}

div.innerHTML='<a href="/&Tab;/example.com">';
if(div.querySelector('a').host === 'example.com') {
   alert('&Tab;');
}