hackvertor: "@hewhomusntbenamed Thanks for the vector! It found a bug in …"

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Cache deceiving...

Shazzer

Shared online fuzzer

Fuzzing browsers since 2012

Made by Gareth Heyes

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Popular Users

Updated

Characters that are valid JS variables
CSS random function
Script tag closing characters
Characters allowed before CSS selectors
HTML sanitizer support
CSS Properties that make external requests
Characters before CSS property names
Characters in-between CSS property names
Characters before CSS property values
ISO-2022-JP ASCII escape sequence
Characters allowed at hostname
All events on window
Bypass __proto__ string match defense
Tags that consume markup but select consumes them
Tags that get reordered in the DOM
Tags that get moved out of parent
URL domain dot alternatives
document properties
Supported HTML and attributes by the Sanitizer
HTML tags that force HTML mode inside SVG

New collections

Fetch with protocol relative URLs
CSS the bomb inside your inbox
Characters ignored in URL constructors
Entities in protocol relative URLs

New Vectors

Supported HTML by the Sanitizer
HTML sanitizer support
Tags that consume markup but select consumes them
Characters after protocol relative slashes in fetch()
Characters in-between protocol relative URLs in fetch()
Characters before protocol relative URLs in fetch()
Script tag closing characters
Attribute separators
CSS random function
Before URL protocol relative characters

Most Popular

URL domain dot alternatives(9.4k)
Characters allowed javascript and colon(8.1k)
JavaScript Scheme starting with https://(7.5k)
Characters between < and element name(6.9k)
Characters allowed between hostname and / but don't change the hostname(6.4k)
HTML entities that create ASCII characters inside a JavaScript URL(6.3k)
DOM element relationships(6.3k)
Characters that can precede the javascript protocol(6.1k)
characters allowed between exclamation mark and greater then (5.9k)
Entities that cause an external URL before @(5.8k)

Most Liked

URL domain dot alternatives(5)
Entities that cause an external URL before @(4)
Characters allowed between hostname and / but don't change the hostname(4)
JavaScript Scheme starting with https://(4)
Characters allowed javascript and colon(4)
Characters allowed between multiple HTML attributes(4)
HTML entities that create ASCII characters inside a JavaScript URL(4)
Characters that can precede the javascript protocol(4)
Characters appended at the end of TLD within URL, which yield in the same Origin(3)
Characters that cause an external URL before @(3)

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hackvertor 1mo ago

@hewhomusntbenamed Thanks for the vector! It found a bug in my fuzzing harness where the <script> was consuming the health check. I've fixed it now