iThemes Security was updated to version 4.2.13, from version 4.2.10. Changelogs:
- 4.2.13 – Fixed error for missing function in hide backend
- 4.2.12 – Fixed an error that could cause a 404 on the admin with hide-backend enabled
- 4.2.11 – Fixed error on line 55 of class-itsec-four-oh-four.php that could occur under certain circumstances