writeups.xyz / Disclose WhatsApp Number of Instagram Accounts Despite Setting Set to be Hidden

Submitter : c2a

Date: 19 August 2021

Bounty : 1,000

Vulnerabilities :

• Information Disclosure
• Logic Flaw

Programs :

• Meta / Facebook

Authors :

• Naveen (@NaveenHax)

Link :
https://www.yesnaveen.com/whatsapp-number-disclosure