Platform

Hacker101

Free web hacking course and CTF run by HackerOne. Completing flags can earn invitations to private bug bounty programs.

Writeups

Hacker101/Micro-CMS v1

Walkthrough of all four flags: IDOR, stored XSS, broken access control on edit, and a hidden admin panel.

WebeasyGitHub#web #idor #xssMay 16, 2026