Dan Brown 2c0fdf83c1
Updated public-login redirect to check url
Direct links to the login pages for public instances could lead to a
redirect back to an external page upon login.
This adds a check to ensure the URL is a URL expected from the current
bookstack instance, or at least under the same domain.

Fixes #2073
2020-07-28 16:29:06 +01:00
..