Default Paths

/core/install.php
/core/update.php
/core/INSTALL.mysql.txt
/core/INSTALL.pgsql.txt
/core/INSTALL.sqlite.txt
/core/MAINTAINERS.txt
/core/CHANGELOG.txt
/core/INSTALL.txt
/core/UPDATE.txt

Login Page

/user
/user/login

Register Page

/user/register

Page Enumeration

/node/<number>

Module Enumeration

/modules/<plugin_name>

Other Potential Directories

These paths may help identify if the application you are testing is a Drupal or not in case all the other endpoints above fail:

/presscentre/update.php
/presscentre/install.php
/presscentre/modules/color/preview.html
/presscentre/themes/bartik/color/preview.html
/presscentre/modules/simpletest/files/html-2.html

Potential Source code disclosure

Read more about transliteration_data.php.txt as it could be useful information if this thing is used on the application!

/core/scripts/transliteration_data.php.txt