{
 "id": "AIR-2025-0050",
 "slug": "morris-ii-self-replicating-genai-worm-demonstration",
 "title": "Morris II Self-Replicating GenAI Worm Demonstration",
 "summary": "Researchers built Morris II, a zero-click worm that propagates through connected generative AI and RAG email systems using adversarial prompts. The demonstration highlighted risks of autonomous prompt injection spread.",
 "type": "attack_on_ai",
 "categories": [
  "prompt_injection",
  "ai_generated_malware"
 ],
 "severity": 1,
 "targets": [
  "enterprise_deployment"
 ],
 "products": [
  "Morris II",
  "RAG systems"
 ],
 "incident_date": "2024-03-05",
 "incident_date_precision": "day",
 "first_reported": "2025-03-14",
 "sources": [
  {
   "url": "https://atlas.mitre.org/studies/AML.CS0024",
   "publisher": "MITRE ATLAS",
   "title": "Morris II Worm: RAG-Based Attack",
   "published_at": "2025-03-14"
  },
  {
   "url": "https://arxiv.org/abs/2403.02817",
   "publisher": "arXiv",
   "title": "Here Comes The AI Worm: Unleashing Zero-click Worms that Target GenAI-Powered Applications",
   "published_at": "2025-03-14"
  }
 ],
 "source_count": 2,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_atlas",
 "tags": [
  "morris-ii",
  "worm",
  "prompt-injection",
  "rag"
 ],
 "created_at": "2026-10-18T06:55:08.239Z",
 "updated_at": "2026-10-18T06:55:08.239Z"
}