Conn. Gen. Stat. § 49-23: Ejectment by mortgagee barred by tender of debt and costs.

In any action brought by a mortgagee of real estate, or any person holding title under him, against the mortgagor, or any person holding title to the estate under him, to obtain possession of the estate by virtue of title derived by mortgage, a tender by the defendant of the amount of the debt, with interest and the costs of the suit, is a bar to its further prosecution.