Spring Framework 4.2.0 was released on 31 July 2015 and was immediately upgraded to version 4.2.1, which was released on 01 Sept 2015.
Raamistik Spring 4.2.0 ilmus 31. juulil 2015 ja sai kohe uuendatud 4.2.1 versioonile, mis ilmus 2015. aasta 1. septembril.