When iframe opened (e.g. page variations) and session expires, after clicking on something in iframe, login form is rendered inside iframe.
Steps to reproduce:
- Open iframe dialog (page variations)
- Let session expires
- Click in iframe (e.g. new page variation)
Login form is rendered inside iframe, whole session running in iframe after login.
Login form is redirected to main body
Ubuntu 16.04, Mysql 5.7, Tomcat 8.0.32
Firefox ESR, Chrome
7.0.x nightly Master 20180103, 7.0.4 GA5