{
  "claim_outcome": "confirmed",
  "claim_block_reason": null,
  "repro_result": "confirmed",
  "validated_surface": "api_remote",
  "evidence_scope": "production_path",
  "claimed_impact_class": "privilege_escalation",
  "observed_impact_class": "authz_bypass",
  "exploitability_confidence": "high",
  "attacker_controlled_input": "Forged HS256 JWT assertion signed with RSA public key DER bytes as HMAC secret, submitted via grant_type=urn:ietf:params:oauth:grant-type:jwt-bearer",
  "trigger_path": "POST /realms/{realm}/protocol/openid-connect/token with grant_type=urn:ietf:params:oauth:grant-type:jwt-bearer and assertion=<forged HS256 JWT>",
  "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
}