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    Shazzer logo

    Shazzer
    Shared online fuzzer

    Fuzzing browsers since 2012

    Made by Gareth Heyes
    Follow me on Twitter: @garethheyes

    Javascript for hackers!

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    The Spanner logo

    If you liked this, you may also like Hackvertor, The Spanner

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    Popular users
    hackvertor (35)renniepak (8)albinowax (5)joaxcar (5)JorianWoltjer (4)0x999-x (4)masatokinugawa (3)d0ge (2)RenwaX23 (2)DreyAnd (1)B-i-t-K (1)hansmach1ne (1)securaji (1)jonathann403 (1)koto (1)ThomasOrlita (1)weizman (1)InsertScript (1)K4r1it0 (1)sqjor (1)
    Recently updated vectors
    Characters allowed javascript and colon copy2Unicode characters that get normalized into path traversal characters Characters that end unencapsulated HTML attribute valuesCharacters allowed before host name that are ignoredCharacters allowed as a tag name using DOM APIsInjection in src attribute PORT, characters that change hostnameCharacters encoded by escape()encodeURI() not encoded with %Characters allowed inside javascript protocol and still returns the hostnameCharacters cause self closing tagmasato - braves parsing findingmasato - braves parsing finding valid attributesmasato - braves parsing finding valid charactersmasato - braves parsing finding entity test
    New vectors
    masato - braves parsing finding entity testmasato - braves parsing finding valid charactersmasato - braves parsing finding valid attributesmasato - braves parsing findingNamed HTML entities that can be closed with !Characters cause self closing tagCharacters ignored following slash in self closing tagCharacters allowed inside javascript protocol and still returns the hostnameCharacters allowed after a bigintCharacters allowed either side of a variable assignmentCharacters allowed after throw statementencodeURI() not encoded with %Characters encoded by escape()Characters encoded by encodeURI()Characters encoded by encodeURIComponent()Characters before custom tagInjection in src attribute PORT, characters that change hostnameCharacters appended at the end of PORT within URL, which yield a different HOSTCharacters allowed as a tag name using DOM APIsCharacters allowed before host name that are ignored
    Most popular
    URL domain dot alternatives (5.1k)Characters between < and element name (4.4k)DOM element relationships (4.2k)Characters allowed between hostname and / but don't change the hostname (4.2k)Characters that can precede the javascript protocol (4.2k)JavaScript Scheme starting with https:// (4.1k)Characters allowed javascript and colon (4.1k)Characters allowed javascript and colon copy2 (4k)< removal bypass (3.7k)characters allowed between exclamation mark and greater then (3.5k)HTML entities that create ASCII characters inside a JavaScript URL (3.2k)Characters that close or encapsulate HTML attribute values (3k)Entities that cause an external URL before @ (2.9k)Character that closes HTML tag (2.7k)Characters allowed between multiple HTML attributes (2.7k)Includes Validation Chars Allowed (2.6k)XSS vectors that consume tag (2.5k)Characters that cause exceptions when URL encoded (2.4k)Characters allowed after hostname but don't change the hostname (2.3k)Tags that get reordered in the DOM (2.3k)
    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)HTML entities that create ASCII characters inside a JavaScript URL (4)Characters that can precede the javascript protocol (3)Characters allowed javascript and colon (3)Characters that cause an external URL before @ (3)HTML elements that are self closing or different text content (2)Characters allowed between multiple HTML attributes (2)Characters allowed after hostname but don't change the hostname (2)Characters allowed after optional chaining (2)Unicode characters that get normalized into path traversal characters (2)Characters that can be used as valid labels in JavaScript (2)Characters that cause exceptions when URL encoded (2)Characters that can start an HTML comment (2)Characters appended at the end of TLD within URL, which yield in the same Origin (2)Characters allowed in-between operators (2)Properties that contain URLs (2)Non-standard characters that break JSON.parse() (1)