Chaining Multiple Requests to Achieve Rate Limiting Vulnerabilities

  • Perform add collaborator request.
  • Send normal request to
  • Perform remove collaborator request.
  • Keep burp proxy running and Perform add collaborator and remove collaborator and navigate to your account.
Collaboration Settings
  • In burp, navigate to Project Options -> Under Session Handling Rules click Add -> In Rule Actions click Add then choose Run a Macro.
  • Under Select Macro click Add -> Burp requests history will open, now choose the three requests in order: Add collaborator — Request to profile account — Remove collaborator. Click Ok and then click Test macro and see that a notification is sent to the target email inbox.
Launching Macro Attack
  • You can try Test macro many times and every time you try it, a notification will be sent to the mail inbox.
Notifications sent to victim inbox




Cyber Security Specialist | Hacker | Founder & CTO at Cybit Sec

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Ahmad Halabi

Ahmad Halabi

Cyber Security Specialist | Hacker | Founder & CTO at Cybit Sec

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