OWASP Top 10 D-2 Pick one common web application vulnerability from the “OWASP T

OWASP Top 10 D-2
Pick one common web application vulnerability from the “OWASP Top Ten Vulnerabilities” (Google the most current years list!).
Write that include the following:
The vulnerability you selected.
A brief explanation of the vulnerability along with an example.
How it is exploited.
Ways to detect and prevent attacks on the selected vulnerability.