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XSS in importCSS #12

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cnsgithub opened this issue Jun 12, 2018 · 0 comments
Open

XSS in importCSS #12

cnsgithub opened this issue Jun 12, 2018 · 0 comments

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@cnsgithub
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Prepared stylesheet link may contain malicious href that must be properly escaped before writing it to the DOM.

Reproducer: http://jsfiddle.net/x3stw1nh/4/

<html>
<head>
  <link type='text/css' rel='stylesheet' href='about:blank&#x27;/&gt;&lt;script&gt;alert(&#x27;xss&#x27;);&lt;/script&gt;&lt;br' />
  <script>
  $("body").jqprint();
  </script>
</head>
<body>
test
</body>
</html>
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@cnsgithub