Title of pages not viewable can be found through TemplateProviderClass

It's possible to get information about title of pages that are not viewable by using the results of TemplateProviderClass fields.

Reproduction steps:

• With admin user creates a page entitled HiddenPage, and make it visible only for admins by allowing view right to them only
• With a standard using having edit rights, go to the object editor of any page, and insert a new TemplateProviderClass xobject
• Go in the picker of the field "Creation Restrictions" and type "H"

Expected result:

• HiddenPage shouldn't appear since the user does not have view rights on it. Or if it needs to appear it should be only its reference

Obtained result:

• the page is displayed with its title