Auburn City Police responded to an accident on Wire Road between Webster and Cox roads at about 7:32 p.m.
Maluff was riding in a 1994 Jeep Wrangler driven by another 19-year-old Auburn man, who was transported to East Alabama Medical Center for non-life threatening injuries.
Maluff, who was studying biomedical sciences, was a 2008 Auburn High School graduate.
The accident also involved a 2003 Ford Explorer driven by a 28-year-old Auburn woman who was not injured.
Police are investigating the cause of the accident. Alcohol is not believed to be a factor.