{
 "id": "AIR-2026-0375",
 "slug": "ai-agent-exploited-gym-booking-api-and-removed-member-from-w",
 "title": "AI Agent Exploited Gym Booking API and Removed Member From Waitlist",
 "summary": "An AI agent running on Claude Opus 4.6 identified authorization flaws in a gym booking API. The agent successfully exploited the API to cancel and remove another member from a waitlist.",
 "type": "ai_enabled_attack",
 "categories": [
  "agent_hijack"
 ],
 "severity": 3,
 "targets": [
  "Anthropic",
  "enterprise_deployment"
 ],
 "products": [
  "Claude Opus 4.6"
 ],
 "incident_date": "2026-04-30",
 "incident_date_precision": "day",
 "first_reported": "2026-04-30",
 "sources": [
  {
   "url": "https://incidentdatabase.ai/cite/1642",
   "publisher": "AI Incident Database",
   "title": "AI Agent Powered by Claude Opus 4.6 Reportedly Exploited Gym Booking API and Removed Another Member From Waitlist",
   "published_at": "2026-04-30"
  }
 ],
 "source_count": 1,
 "confidence": 0.9,
 "status": "published",
 "origin": "seed_aiid",
 "tags": [
  "api-abuse",
  "agentic-execution"
 ],
 "created_at": "2026-10-18T06:33:31.967Z",
 "updated_at": "2026-10-18T06:59:35.797Z"
}