writeups.xyz / Become member of close & public group

Submitter : c2a

Date: 20 May 2020

Bounty : 7,500

Vulnerabilities :

• Broken Authorization
• Logic Flaw

Programs :

• Meta / Facebook

Authors :

• Abdellah Yaala (@Yaalaab)

Link :
https://medium.com/@yaala/become-member-of-close-public-group-9564c359c050