Has a FIBA World Cup game ever ended 79-67?
Exactly once. On September 2, 2019, Tunisia beat Iran 79-67, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 79-67 in league history.
That makes 79-67 the 240th most common final score out of 863 that have ever occurred in FIBA World Cup. One point away, 80-67 has happened never and 79-68 has happened never.