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Characters allowed between < and element

Chrome logo 1
Firefox logo 1
Edge logo 1

Testing against a real scenario

felipecaon
Created byfelipecaon
Created May 6, 2024
Updated May 27, 2025

Tweet
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CategoryHTML Parsing
VisibilityPublic
TypeHTML
CharsetUTF-8
Template used:
<$[chr]h1>sample</h1>

Fuzz results

Chrome logo
Chrome 148.0.0.0 desktop Windows NT 10.0
Updated15 Mar 2026
Found 1 result
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Firefox logo
Firefox 149.0 desktop macOS 10.15
Updated3 Apr 2026
Found 1 result
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Edge logo
Microsoft Edge 146.0.0.0 desktop Windows NT 10.0
Updated5 Apr 2026
Found 1 result
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