Can a defendant be found guilty of a charge of possession of a firearm with intent to endanger life or cause grievous bodily harm against another person who has not been charged?

preparation, plan, knowledge . . . ),' but not to prove the defendant carried out the charged crimes in conformity with a character trait. ( . . . , 1101.) '. . . The least degree of similarity is required to establish relevance on the issue of intent. [Citation.] For this purpose, the uncharged crimes need only be "sufficiently similar [to the charged offenses] to support the inference that the defendant ' "probably harbored the same intent in each instance.' " ' " (People v. Lewis (2001) 25 Cal.4th 610, 636-637.)