CVE-2026-61747 InvenTree: Authenticated IDOR in the data-import API exposes other users' imported rows (`row_data`/`data`) and column mappings

InvenTree is an Open Source Inventory Management System. Prior to 1.4.0, the /api/importer/row/ and /api/importer/mapping/ endpoints do not scope DataImportRow and DataImportColumnMap querysets to the owner of the associated DataImportSession. Any authenticated user, including an account with no...