{
  "claim_outcome": "confirmed",
  "claim_block_reason": null,
  "repro_result": "confirmed",
  "validated_surface": "library_api",
  "evidence_scope": "realistic_harness",
  "claimed_impact_class": "http_request_smuggling",
  "observed_impact_class": "authz_bypass",
  "exploitability_confidence": "high",
  "attacker_controlled_input": "HTTP GET request with Content-Length header and body containing smuggled second request",
  "trigger_path": "Server::routing() -> handle_file_request() early return without body consumption",
  "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
}