writeups.xyz / URLs in img tag aren’t passed through safe_image.php which lead to exposure of Facebook users IPs.

Submitter : c2a

Date: 15 February 2021

Bounty : 500

Vulnerabilities :

• Logic Flaw

Programs :

• Meta / Facebook

Authors :

• Youssef Sammouda (@Samm0uda)

Link :
https://ysamm.com/?p=603