Characters transformed when using lowercase

This vector demonstrates which codePoints transform to ascii characters when using toLowerCase() Related vector: https://shazzer.co.uk/vectors/661713f26438aee019a61a71

Created by: hackvertor

Created on: Monday, November 18, 2024 at 6:08:31 PM

Updated on: Tuesday, May 27, 2025 at 8:12:49 AM

Category: XSS Execution

Vector visibility: Public

Vector type: JS

Vector charset: UTF-8

Template used:

let transformedChr = String.fromCodePoint($[i]).toLowerCase();0x0D
$[i] > 0x7f &&0x0D
/^\w+$/.test(transformedChr) &&0x0D
log($[i] + '=>' + transformedChr)

Detecting browser...

Sample payloads

let transformedChr = String.fromCodePoint(0).toLowerCase();0x0D
0 > 0x7f &&0x0D
/^\w+$/.test(transformedChr) &&0x0D
alert(0 + '=>' + transformedChr)

Characters transformed when using lowercase

Sample payloads

Fuzz results

Distributed Fuzzing