In this tutorial I want to describe few sample projects that show various OWASP Top 10 problems in detail.

• A01 Broken Access Control
  • Eelevation of privilege
  • Insecure direct object references
• A03 Injection
  • Remote Code Execution
  • SQL injection
• A05 Security Misconfiguration

Whole content with source-code could be found here https://github.com/bedla/owasp_top10-2021.