Wallpost attachimage CSRF failure
Summary
Attaching an image to a wallpost fails.
Steps to reproduce
Try to attach an image to a new wallpost on the profile page.
What is the current bug behavior?
Server responds with HTTP 403, 'CSRF Failed: CSRF token missing or incorrect.'
The 'uploading...' spinner keeps spinning forever.
What is the expected correct behavior?
Image should be uploaded and attached.
Possible fixes
This probably broke in !3005 (merged)