You may be aware that OWASP Top 10 (2017) has recently been updated to OWASP Top 10 (2021). The most significant changes involve updates to the original OWASP Top 10 list.

The 2021 edition introduces three new categories, four categories with revised names and scopes, and includes some consolidation within the Top 10.

For a detailed explanation of these changes, follow this link: https://owasp.org/www-project-top-ten/