{
 "id": "AIR-2026-1401",
 "slug": "ignored-not-refused-analyzing-indirect-prompt-injection-in-a",
 "title": "Ignored, Not Refused: Analyzing Indirect Prompt Injection in Agents",
 "summary": "An audit of agent execution trajectories reveals that most failed indirect prompt injections are ignored rather than actively refused by small tool-using models. The findings highlight subtle safety vulnerabilities in agentic tool use.",
 "type": "attack_on_ai",
 "categories": [
  "prompt_injection",
  "agent_hijack"
 ],
 "severity": 1,
 "targets": [
  "open_weight_model",
  "framework_or_tooling"
 ],
 "products": [
  "InjecAgent",
  "AgentDojo"
 ],
 "incident_date": "2026-10-19",
 "incident_date_precision": "day",
 "first_reported": "2026-10-19",
 "sources": [
  {
   "url": "https://arxiv.org/abs/2610.23254",
   "publisher": "arXiv",
   "title": "Ignored, Not Refused: What Low Prompt-Injection Success Rates Hide in Small Tool-Using Agents",
   "published_at": "2026-10-19"
  }
 ],
 "source_count": 1,
 "confidence": 0.9,
 "status": "published",
 "origin": "news",
 "tags": [
  "prompt-injection",
  "indirect-prompt-injection",
  "agents"
 ],
 "created_at": "2026-10-19T05:07:38.588Z",
 "updated_at": "2026-10-19T05:07:38.588Z"
}