writeups.xyz writeups.xyz / Youssef Sammouda (@Samm0uda)

Title Vulnerabilities Programs Authors
Download predictions details of ads plans of any business.
Internal path disclosure in Instagram server
View orders and financial reports lists for any page shop.
Disclose files content from Facebook internal CDNs
Disclose the content of internal Facebook Javascript modules.
Bypass password confirmation in Facebook “DYI” feature
Export Facebook audience network reports of any business
Facebook CSRF protection bypass which leads to Account Takeover
Internal paths disclosure due to improper exception handling
Leak of private/in-development app ids, names and translation requests
Bruteforce Instagram account’s passwords (lack of rate limiting protection).
Change payment account of any Facebook commerce page
Disclose Instagram business account linked to a Facebook page
Disclose page violations and its eligibility to use Ad-breaks
Disclose page’s admins and its Monetization payout details
Enroll in Facebook Ad-break program without Facebook approval
Expose business email and payment account balance of any Facebook commerce page.
Generate Access Tokens for any Facebook user
Modify users profiles of techprep.fb.com
Reveal if a Facebook merchant page has pending or completed orders.
Uploading files to api.techprep.fb.com
How I was able to generate Access Tokens for any Facebook user.