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char not urlencoded (data)

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Firefox logo 2
Edge logo 2

This vector shows which characters are not encoded in the schema part of the URL. Log data

nu11secur1ty
Created bynu11secur1ty
Created Sep 29, 2024
Updated May 27, 2025

Tweet
Detecting browser...
CategoryURL Handling
VisibilityPublic
TypeJS
CharsetUTF-8
$[data1] placeholderall_browser_events
$[data2] placeholderall_browser_events
Code used before fuzz:
const anchor = document.createElement('a');
Template used:
anchor.href='http://example.com';0x0D
anchor.protocol = 'http' + String.fromCodePoint($[i]) + ':';0x0D
if(!/http:/.test(anchor.protocol+''))log('$[data1]')

Sample payloads

anchor.href='http://example.com';0x0D
anchor.protocol = 'http' + String.fromCodePoint(0) + ':';0x0D
if(!/http:/.test(anchor.protocol+''))alert('onpointercancel')
anchor.href='http://example.com';0x0D
anchor.protocol = 'http' + String.fromCodePoint(0) + ':';0x0D
if(!/http:/.test(anchor.protocol+''))alert('ondeviceorientationabsolute')

Fuzz results

Chrome logo
Chrome 144.0.0.0 desktop Windows NT 10.0

Updated

Wed Jan 28 2026
Found 2 results
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Firefox logo
Firefox 147.0 desktop Linux

Updated

Sun Feb 01 2026
Found 2 results
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Edge logo
Microsoft Edge 144.0.0.0 desktop Windows NT 10.0

Updated

Fri Jan 30 2026
Found 2 results
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