To everyone that is facing problem with automatic (nude) video posts on your friend’s walls, the website is installing an extension which takes access to all your websites including Facebook, and is named as
In order to stop this auto posting remove this.
Tools > Addons > Extensions
Wrench Icon > Tools > Extensions
And Click on REMOVE to Block/Stop Auto-Post addon, INSHALLAH that will resolve the issue.
Provided By MMG.
Muhammad Adeel Ansari, Kashif Siddiqi