Pulses. User received email info without permissions on question

Your browser and the version: Firefox 56.0.1 (64-bit)
Your operating system: Windows10
Your databases: Postgres
Metabase version: 0.26.1
Metabase hosting environment: Docker image
Metabase internal database: Postgres

A user received a question data information, but he does not have permission to see that question.
When clik on that email pulse question, in Metabase that user can not see it, but as I say before, he have seen data in the email.