Has a FIBA World Cup game ever ended 108-92?
Exactly once. On September 1, 2019, Australia beat Canada 108-92, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 108-92 in league history.
That makes 108-92 the 240th most common final score out of 863 that have ever occurred in FIBA World Cup. One point away, 109-92 has happened never and 108-93 has happened never.