経由空港に関する記載がない以上

単なる乗り継ぎなら不要と解します。

wwwnc.cdc.gov
Bolivia Traveler View
Country entry requirement: The government of Bolivia requires proof of yellow fever vaccination if you are traveling from a country with risk of yellow fever. The Ministry of Health of Bolivia also states that all travelers visiting yellow fever risk areas must carry proof of yellow fever vaccination.

The Bahamas Traveler View
Required if traveling from a country with risk of YF virus transmission and ≥1 year of age, including transit >12 hours in an airport located in a country with risk of YF virus transmission.

Bangladesh Traveler View
Required if traveling from a country with risk of YF virus transmission and ≥1 year of age, including transit in an airport located in a country with risk of YF virus transmission.

Ecuador, including the Galápagos Islands Traveler View
Required for travelers ≥1 year of age arriving from Brazil, Democratic Republic of the Congo, or Uganda, including transit in an airport for >12 hours in any of these countries.
このように具体的なため、記載がないということは不要と判断されるのです。

ただし、、、どこも責任は取りたくないため、制度は変わるので詳細は大使館にきけと言って逃げます。