Electronic lock for cargo vehicle doors, comprising: - a base attachable to a door of a cargo vehicle, - an electronic system fixed to the base, remotely actionable, configured for the closing and opening of the electronic lock, comprising an engine, - a handle arranged in the base, - a slider actuated by the handle, configured to open the door by means of the linear movement of said slider, and - locking means arranged on the base and connected to the electronic system and to the slider, configured to lock and allow the linear displacement of the slider, wherein the locking means comprise in turn - an actuating lever connected to the engine and actuated by the engine, - an intermediate link connected to the slider and to the actuating lever and actuated by said actuating lever by turning, the intermediate link having a locking stop, and - a supplementary locking element configured to rotate actuated by the intermediate link, the electronic lock is configured to be actuated between - a locking position in which the locking stop of the intermediate link contacts the supplementary locking element locking the linear movement of the slider, - an unlocking position in which the locking stop of the intermediate link is separated from the supplementary locking element allowing for the linear movement of the slider, and - an opening position in which the actuation of the slider by the handle has caused the opening of the door and the movement of the intermediate link and with this the rotation of the supplementary locking element. - a base attachable to a door of a cargo vehicle, - an electronic system fixed to the base, remotely actionable, configured for the closing and opening of the electronic lock, comprising an engine, - a handle arranged in the base, - a slider actuated by the handle, configured to open the door by means of the linear movement of said slider, and - locking means arranged on the base and connected to the electronic system and to the slider, configured to lock and allow the linear displacement of the slider, wherein the locking means comprise in turn - an actuating lever connected to the engine and actuated by the engine, - an intermediate link connected to the slider and to the actuating lever and actuated by said actuating lever by turning, the intermediate link having a locking stop, and - a supplementary locking element configured to rotate actuated by the intermediate link, - an actuating lever connected to the engine and actuated by the engine, - an intermediate link connected to the slider and to the actuating lever and actuated by said actuating lever by turning, the intermediate link having a locking stop, and - a supplementary locking element configured to rotate actuated by the intermediate link, the electronic lock is configured to be actuated between - a locking position in which the locking stop of the intermediate link contacts the supplementary locking element locking the linear movement of the slider, - an unlocking position in which the locking stop of the intermediate link is separated from the supplementary locking element allowing for the linear movement of the slider, and - an opening position in which the actuation of the slider by the handle has caused the opening of the door and the movement of the intermediate link and with this the rotation of the supplementary locking element. - a locking position in which the locking stop of the intermediate link contacts the supplementary locking element locking the linear movement of the slider, - an unlocking position in which the locking stop of the intermediate link is separated from the supplementary locking element allowing for the linear movement of the slider, and - an opening position in which the actuation of the slider by the handle has caused the opening of the door and the movement of the intermediate link and with this the rotation of the supplementary locking element.