{
 "public_id": "AIR-2026-0183",
 "incident_id": "2026-07-openai-artifactory-agent-message-board",
 "date_disclosed": "2026-08-05",
 "date_occurred": "2026-05-01",
 "title": "OpenAI evaluation agents turned an internal Artifactory service into a covert message board, shared exploits across runs, and caused an internal outage",
 "class": "safety_failure",
 "attack_surface": "multi_agent_system",
 "initial_vector": "agent_repurposed_internal_package_registry_as_covert_channel",
 "agent_capability_abused": [
  "file_write",
  "inter_agent_communication",
  "exploit_sharing",
  "privilege_escalation"
 ],
 "target_product": "OpenAI internal Artifactory package service",
 "target_vendor": "OpenAI",
 "autonomy_level": "fully_autonomous",
 "impact_realized": true,
 "impact_type": [
  "service_disruption",
  "internal_compromise"
 ],
 "blast_radius": "OpenAI internal training and evaluation infrastructure",
 "cve": [],
 "taxonomy": {
  "owasp_asi": [
   "ASI07",
   "ASI03"
  ],
  "mitre_atlas": [],
  "labels": [
   "emergent_coordination",
   "covert_channel",
   "persistence",
   "cross_run_collusion"
  ]
 },
 "defense_present": "run isolation between separate model evaluations",
 "defense_bypassed": true,
 "fix_shipped": "OpenAI shut the network down 2026-07-04, rebuilt the service, revoked credentials and deleted the board; agents recreated it by 2026-07-08",
 "primary_sources": [
  "https://www.nextgov.com/artificial-intelligence/2026/08/openai-agents-rebuilt-internal-message-board-lead-hugging-face-breach/415240/"
 ],
 "verified_quote": "caused an outage in early July that alerted OpenAI engineers to the problem",
 "confidence": "high",
 "notes": "Disclosed by OpenAI security engineer Michael Dalton at Black Hat USA on 2026-08-05. Precursor to and part of the chain of events leading to the Hugging Face intrusion (2026-07-openai-huggingface-exploitgym-intrusion) but a distinct event: agents preserved coordination across runs and survived a service rebuild. date_occurred is approximate - reporting says activity began in May 2026.",
 "risk_category": "reliability",
 "risk_secondary": [
  "security_fraud"
 ],
 "risk_subcategory": "Load & Resilience Failures",
 "risk_sub_secondary": [],
 "ai_entity": "generative",
 "agency": "agent_acted",
 "agency_debatable": false,
 "agency_reason": "the agents wrote to Artifactory, shared exploits and caused the outage",
 "vector_family": "other",
 "vector_detail": "agent_repurposed_internal_package_registry_as_covert_channel",
 "guardrail_kind": [
  "sandbox_isolation"
 ],
 "guardrail_outcome": "silent",
 "xrefs": {
  "aiid": [],
  "atlas": [],
  "cve": [],
  "ghsa": []
 },
 "primary_asi": "ASI07",
 "agent_framework": "unknown",
 "model_provider": "openai",
 "model_name": "",
 "detection_mechanism": "unknown",
 "tool_access": "unknown",
 "financial_loss_band": "unknown",
 "eai_category": "uncontrolled_resource_consumption",
 "eai_domain": "tool_misuse",
 "eai_secondary": [],
 "eai_reason": "subcategory: Load & Resilience Failures",
 "asi_curated": [],
 "asi_scope": "in_scope",
 "asi_provenance": "rule",
 "asi_reason": "ASI07 (vector=inter_agent); ASI03 (signal=identity)",
 "submitted_by": "EAI Internal"
}