Big issue with PROJ DB on OTBTF 4.3.0

we can't do a simple pansharpening with otbtf 4.3.0:

otbuser@c3be54ff073d:/data/solutions$ otbcli_BundleToPerfectSensor -inxs /data/spot6/IMG_SPOT7_MS_202207101028106_ORT_SPOT7_20220713_13002818eftp60tb398_1_R1C1.TIF -inp /data/spot6/IMG_SPOT7_P_001_A/DIM_SPOT7_P_202207101028106_ORT_SPOT7_20220713_1300321da079x5u6gb7_1.XML -out /data/pxs.tif
Warning 1: PROJ: proj_uom_get_info_from_database: Cannot find proj.db
2024-04-22 18:46:11 (INFO): Loading metadata from official product
ERROR 1: PROJ: proj_create: no database context specified
2024-04-22 18:46:11 (INFO): Loading metadata from official product
2024-04-22 18:46:11 (INFO) BundleToPerfectSensor: Default RAM limit for OTB is 256 MB
2024-04-22 18:46:11 (INFO) BundleToPerfectSensor: GDAL maximum cache size is 1582 MB
2024-04-22 18:46:11 (INFO) BundleToPerfectSensor: OTB will use at most 12 threads
2024-04-22 18:46:11 (INFO) BundleToPerfectSensor: Reproject XS onto Pan...
2024-04-22 18:46:11 (INFO) BundleToPerfectSensor: Elevation management: setting default height above ellipsoid to 0 meters
2024-04-22 18:46:11 (WARNING): The SensorTransform factory could not find a compatible Sensor Transform
ERROR 1: PROJ: proj_create_from_database: Cannot find proj.db
2024-04-22 18:46:11 (FATAL) BundleToPerfectSensor: Caught std::exception during application execution: (InvalidSRDescriptionException) FromEPSG(4326)

It looks like a misconfiguration of proj, or maybe a problem in the otb superbuild with clashing versions