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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!

    Hackvertor logo
    The Spanner logo

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

    New users
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    Popular users
    hackvertor (33)renniepak (7)albinowax (5)joaxcar (5)0x999-x (4)masatokinugawa (3)d0ge (2)JorianWoltjer (2)freddyb (1)hansmach1ne (1)ThomasOrlita (1)DreyAnd (1)sqjor (1)securaji (1)InsertScript (1)B-i-t-K (1)koto (1)vitorfhc (1)K4r1it0 (1)weizman (1)
    Recently updated vectors
    Window propertiesAll events on windowMalformed HTML commentsEscape inline double quoteCharacters that starts element nameCSS inline property definitionFuzzing for Max sanitized input (simplified)Chars that can be used as opening bracket in innerHTMLCharacters allowed in the protocol that still resolve host nameURL scheme separator alternatives copyhUnicode characters with a decomposition of 2+ ASCII characters and are registerable domainsCharacters that end unencapsulated HTML attribute values
    New vectors
    Characters that end unencapsulated HTML attribute valuesUnicode characters with a decomposition of 2+ ASCII characters and are registerable domainsURL scheme separator alternatives copyhCharacters allowed in the protocol that still resolve host nameChars that can be used as opening bracket in innerHTMLFuzzing for Max sanitized input (simplified)test-idCSS inline property definitionCharacters that starts element nameEscape inline double quoteCharacters allowed before the JavaScript protocol colonChars allowed between src and = in img tagCharacters Allowed Between Protocol // and localhost Where Host Still Equals localhostUrl parsing diff b/w window.open and new URLCharacters ending XML Processing Instructions (WIP)Tags that DO NOT support HTML commentsTags that support HTML commentsTags that get moved out of parentCharacters that can be inside the javascript protocolTags that get reordered in the DOM
    Most popular
    URL domain dot alternatives (3949)DOM element relationships (3761)Characters allowed between hostname and / but don't change the hostname (3710)Characters between < and element name (3706)JavaScript Scheme starting with https:// (3589)Characters that can precede the javascript protocol (3435)Characters allowed javascript and colon copy2 (3239)Characters allowed javascript and colon (2997)< removal bypass (2986)characters allowed between exclamation mark and greater then (2806)Characters that close or encapsulate HTML attribute values (2694)Entities that cause an external URL before @ (2560)HTML entities that create ASCII characters inside a JavaScript URL (2437)Character that closes HTML tag (2434)Includes Validation Chars Allowed (2307)XSS vectors that consume tag (2171)Characters allowed between multiple HTML attributes (2060)Characters allowed after hostname but don't change the hostname (2037)All properties on navigator (two levels of nesting deep) (1942)Characters that cause an external URL before @ (1796)
    Most liked
    URL domain dot alternatives (5)Entities that cause an external URL before @ (4)HTML entities that create ASCII characters inside a JavaScript URL (4)JavaScript Scheme starting with https:// (4)Characters allowed between hostname and / but don't change the hostname (4)Characters that cause an external URL before @ (3)Characters allowed javascript and colon (3)Characters that can precede the javascript protocol (3)Characters allowed after hostname but don't change the hostname (2)Characters that cause exceptions when URL encoded (2)Characters allowed between multiple HTML attributes (2)Properties that contain URLs (2)Unicode characters that get normalized into path traversal characters (2)Characters that can start an HTML comment (2)HTML elements that are self closing or different text content (2)Characters appended at the end of TLD within URL, which yield in the same Origin (2)Characters allowed in-between operators (2)Characters that can be used as valid labels in JavaScript (2)Characters allowed after optional chaining (2)All events on window (1)