---
title: "Discussion on \"THM Merry XSSmas Writeup: Learning Reflected and Stored XSS Attacks\" | Hashnode"
description: "Discussion on \"THM Merry XSSmas Writeup: Learning Reflected and Stored XSS Attacks\". This writeup covers TryHackMe Advent of Cyber 2025 Day 11: Merry XSSmas. The objective is to understand reflected XSS, stored XSS, payload injection, and basic web exploitation techniques."
url: "https://hashnode.com/posts/thm-merry-xssmas-writeup/6a190081782587548359e871"
---

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Discussion

# [THM Merry XSSmas Writeup: Learning Reflected and Stored XSS Attacks](https://blog.sonajit.in/thm-merry-xssmas-writeup?utm_source=hashnode&utm_medium=feed)

This writeup covers TryHackMe Advent of Cyber 2025 Day 11: Merry XSSmas. The objective is to understand reflected XSS, stored XSS, payload injection, and basic web exploitation techniques.

Dec 11, 2025 · 5 min read · blog.sonajit.in  
Read the article

-   [#thm](https://hashnode.com/tag/thm)
-   [#thm-writeup](https://hashnode.com/tag/thm-writeup)
-   [#cybersecurity](https://hashnode.com/tag/cybersecurity)
-   [#aoc2025](https://hashnode.com/tag/aoc2025)
-   [#xss](https://hashnode.com/tag/xss)

## Written by

[sOn4jit](https://hashnode.com/@son4jit)

@son4jit · Bangalore, India

  
[View profile](https://hashnode.com/@son4jit)

Security Researcher passionate about DFIR, Network Security, Web Security, and Vulnerability Assessment.

Security Researcher passionate about DFIR, Network Security, Web Security, and Vulnerability Assessment.

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