creator Intigriti's November XSS challenge
By H4R3L

Find a way to execute arbitrary javascript on the iFramed page and win Intigriti swag.

Rules:
  • This challenge runs from the 28th of November until the 4th of December, 11:59 PM CET.
  • Out of all correct submissions, we will draw six winners on Monday, the 5th of December:
    • Three randomly drawn correct submissions
    • Three best write-ups
  • Every winner gets a €50 swag voucher for our swag shop
  • The winners will be announced on our Twitter profile.
  • For every 100 likes, we'll add a tip to announcement tweet.
  • Join our Discord to discuss the challenge!
The solution...
  • Should steal the flag from the admin user. The admin user has a note with more info on the flag.
  • The flag format is INTIGRITI{.*}.
  • Should NOT use another challenge on the intigriti.io domain.
  • Should be reported at go.intigriti.com/submit-solution.
Test your payloads down below and on the challenge page here! Think you have the right solution? Send your payload to "https://api.challenge-1122.intigriti.io/admin?url=" to have an admin check it immediately! Do not spam this endpoint. Doing so will result in a ban.

Let's pop that alert!