Accept:,text/html,application/xhtml - Xml,application/"

The server will try to send text/html first. If it can't, it will try the next option with a weight of 0.9. 3. How to Use the Header in Code

: A stricter, XML-based version of HTML. While less common today, it is still supported by most modern browsers for compatibility. accept:,text/html,application/xhtml xml,application/"

Host: * User-Agent:Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0. * Accept:text/html,application/xhtml+ Pentester's Blog·noid23 redrays-io/CVE-2021-33690 - GitHub The server will try to send text/html first

If you are writing a script (e.g., in Python or JavaScript) to fetch data, you must format this header correctly to avoid server errors. : How to Use the Header in Code :

: Used for general XML data. In your string, application/ appears to be a truncated version of this or another specific application type like application/json . 2. Understanding Quality Values ( q= )