Which of the following would BEST mitigate this vulnerability?

A security analyst discovered that the company’s WAF was not properly configured. The main web server was breached, and the following payload was found in one of the malicious requests:

Which of the following would BEST mitigate this vulnerability?
A . CAPTCHA
B . Input validation
C . Data encoding
D . Network intrusion prevention

View Answer

Answer: B

Explanation:

Reference: https://hdivsecurity.com/owasp-xml-external-entities-xxe