relative & protocol relative url starting with a slash and not immediately having a slash after it.

test

Created Mar 28, 2026

Updated Mar 28, 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="/&sol;example.com">';
if(div.querySelector('a').host === 'example.com') {
   alert('&sol;');
}