It was added to the list in 2016, but with the mention that, while a vaccine exists, it's not commercially available [1]
"Recent progress has been made with the completion of a Phase 3 trial of the RTS,S/AS01 candidate vaccine and review by the European Medicines Agency and WHO. There is currently no commercially available malaria vaccine."
"Recent progress has been made with the completion of a Phase 3 trial of the RTS,S/AS01 candidate vaccine and review by the European Medicines Agency and WHO. There is currently no commercially available malaria vaccine."
[1] https://www.who.int/immunization/research/development/malari...