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Characters allowed between an object and bracket notation

Chrome logo 39
Firefox logo 39
Edge logo 39
Safari logo 39

List of characters allowed between an object and the first bracket notation.

cold-try
Created bycold-try
Created Apr 15, 2024
Updated May 23, 2025

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CategoryXSS Execution
VisibilityPublic
TypeJS
CharsetUTF-8
Template used:
document$[chr]['location'];log($[i])

Sample payloads

document09['location'];alert(9)
document
['location'];alert(10)
document0x0B['location'];alert(11)
document0x0C['location'];alert(12)
document0x0D['location'];alert(13)
document ['location'];alert(32)
document%['location'];alert(37)
document&['location'];alert(38)
document*['location'];alert(42)
document+['location'];alert(43)
document,['location'];alert(44)
document-['location'];alert(45)
document/['location'];alert(47)
document:['location'];alert(58)
document;['location'];alert(59)
document<['location'];alert(60)
document=['location'];alert(61)
document>['location'];alert(62)
document^['location'];alert(94)
document|['location'];alert(124)

Fuzz results

Chrome logo
Chrome 145.0.0.0 desktop Windows NT 10.0
Updated17 Feb 2026
Found 39 results
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Chrome logo
Chrome 144.0.0.0 desktop macOS 10.15.7older version
Updated17 Feb 2026
Found 39 results
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Chrome logo
Chrome 123.0.0.0 Unknown Unknownolder version
Updated15 Apr 2024
Found 39 results
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Firefox logo
Firefox 148.0 desktop Windows NT 10.0
Updated23 Feb 2026
Found 39 results
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Firefox logo
Firefox 147.0 desktop Linuxolder version
Updated1 Feb 2026
Found 39 results
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Firefox logo
Firefox 124.0 Unknown Unknownolder version
Updated15 Apr 2024
Found 39 results
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Edge logo
Microsoft Edge 145.0.0.0 desktop Windows NT 10.0
Updated18 Feb 2026
Found 39 results
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Safari logo
Safari 15.5 Unknown Unknown
Updated15 Apr 2024
Found 39 results
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