Steps to reproduce:

1. Create the following content structure:
   --Home
   ----English

          ----------- Landing Page (main Location)

          ----French
          ----------- Landing Page (second Location of the Landing Page created under "English")

1. Create a new Editor user.
2. Go to the "Editor" Role and remove Subtree: /Ibexa Digital Experience Platform assignment, add Subtree: /Ibexa Digital Experience Platform/French assignment instead.
3. Go to "Landing Page (second Location)" and save the URL.
4. Login as the Editor user and access the URL from the previous step.
5. Edit the Landing Page.

Result:
The page is blank, one can see a 403 exception in a debug toolbar.

Expected result:
The page should render normally without a 403 exception.