I am working on an HTML form that posts the data to a URL. I am also using Jquery to get query string parameters and add them to the data I post to the URL. Is there any way to protect against XSS attacks? Any HTML encoding plugins or built-in functions?
The answer of jigfox is not 100% right. Sometimes, you could use data from the URL directly in JavaScript. Even if you sanitize a link server side, it doesn't mean that another website can't link to your Website using a malicious URL.
I use this URL to proof check my Websites: https://www.owasp.org/index.php/XSS_%28Cross_Site_Scripting%29_Prevention_Cheat_Sheet
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