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Attribute separators

Characters that function as attribute separators inside HTML tags.

Novice Fuzzer

Created bytr3w

The fuzzing network isn't running this vector

Reported as broken by 2 engines (Blink, Gecko) with no successful result. Editing the template, init or after code, type, charset or data references puts it back on the network.

Created May 6, 2024

Updated Aug 13, 2026

Unable to render tweet button

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CategoryDOM Behavior

VisibilityPublic

TypeHTML

CharsetUTF-8

Template used:

<img$[chr]onerror=alert() src=x />

Sample payloads

<img0x00onerror=alert() src=x />