{
  "claim_outcome": "confirmed",
  "claim_block_reason": null,
  "repro_result": "confirmed",
  "validated_surface": "api_remote",
  "evidence_scope": "production_path",
  "claimed_impact_class": "code_execution",
  "observed_impact_class": "code_execution",
  "exploitability_confidence": "high",
  "attacker_controlled_input": "malicious H2 JDBC URL (jdbc:h2:mem:...;INIT=CREATE ALIAS ... ProcessBuilder ...) supplied unauthenticated via testConnection API catalog properties",
  "trigger_path": "POST /api/metalakes/{metalake}/catalogs/testConnection -> CatalogManager.testConnection -> BaseCatalog.ops() -> JdbcCatalogOperations.initialize -> DataSourceUtils.createDataSource -> H2 driver opens connection and runs INIT -> CREATE ALIAS compiles+executes Java -> ProcessBuilder runs OS command",
  "end_to_end_target_reached": true,
  "sanitizer_used": false,
  "crash_observed": false,
  "read_write_primitive_observed": false,
  "exploit_chain_demonstrated": true,
  "blocking_mitigation": null,
  "inferred": false
}