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Reflected XSS into a JavaScript string with angle brackets HTML encoded

https://portswigger.net/web-security/cross-site-scripting/contexts/lab-javascript-string-angle-brackets-html-encoded

This lab contains a reflected cross-site scripting vulnerability in the search query tracking functionality where angle brackets are encoded. The reflection occurs inside a JavaScript string. To solve this lab, perform a cross-site scripting attack that breaks out of the JavaScript string and calls the alert function.


https://siunam321.github.io/ctf/portswigger-labs/Cross-Site-Scripting/xss-9/

';alert(1)//
  • '; culminar la string
  • // comentar todo lo que resta
<h1>0 search results for '&apos;;alert(1)//'</h1>