Recently Angular 5.2.10 is released. It is aligned with Material 5.2.4 and Angular CLI 1.7. Angular Team is working on aligning Angular, Material and Angular CLI with the same version number.

Starting with Version 6, Angular, Material and Angular CLI will release together with the same version number. So that its gone be easy to know which libraries are aligned.

Angular 6.0 will release with Material 6.0 and Angular CLI 6.0

Angular CLI 6.0 coming with a lot of new features making development easier and faster.