OWASP Top 10 2025: Insecure Data Handling | TryHackMe

Step-by-step write-up for TryHackMe: OWASP Top 10 2025. Explore Insecure Data Handling, covering A04, A05, and A08 with SSTI and Deserialization exploit walkthroughs.

This is my write-up for the TryHackMe room on OWASP Top 10 2025: Insecure Data Handling.

I documented the steps I took, the payloads I tested, and the reasoning behind each move. Hopefully this write-up helps anyone who is currently learning or reviewing OWASP Top 10 concepts in a practical way.

Task 1: Introduction

This room covers three elements of the O…