{
 "public_id": "AIR-2026-0123",
 "incident_id": "2026-05-ollama-desktop-overlay-and-exfil",
 "date_disclosed": "2026-05-28",
 "date_occurred": null,
 "title": "Ollama desktop: model output rendered as HTML lets an injected website overwrite the whole UI for phishing, plus zero-click markdown exfiltration",
 "class": "responsible_disclosure",
 "attack_surface": "consumer_chatbot",
 "initial_vector": "indirect_prompt_injection_web_content",
 "agent_capability_abused": [
  "web_search",
  "html_rendering_of_model_output",
  "markdown_image_rendering"
 ],
 "target_product": "Ollama desktop application",
 "target_vendor": "Ollama",
 "autonomy_level": "assistant",
 "impact_realized": false,
 "impact_type": [
  "credential_theft",
  "data_exfiltration",
  "ui_spoofing"
 ],
 "blast_radius": "Ollama desktop users with web search enabled",
 "cve": [],
 "taxonomy": {
  "owasp_asi": [
   "ASI01",
   "ASI02"
  ],
  "mitre_atlas": [],
  "labels": [
   "ui_takeover",
   "phishing_overlay",
   "zero_click",
   "markdown_image_exfil",
   "unresponsive_vendor"
  ]
 },
 "defense_present": "none",
 "defense_bypassed": true,
 "fix_shipped": "unpatched; Ollama did not respond to five contacts",
 "primary_sources": [
  "https://www.promptarmor.com/resources/unpatched-ollama-vulnerabilities-phishing-overlays-and-data-exfiltration"
 ],
 "verified_quote": "The entire Ollama desktop interface can be overwritten by an attacker-controlled website via an indirect prompt-injection attack due to insecure rendering of model outputs.",
 "confidence": "high",
 "notes": "PromptArmor. Reported 2025-12-18, no response after four follow-ups, publicly disclosed 2026-05-28. 'No human-in-the-loop approval steps are required for any attacks in this article.' Local-model deployments are not a defense against this class.",
 "risk_category": "security_fraud",
 "risk_secondary": [
  "privacy"
 ],
 "risk_subcategory": "Prompt Injection",
 "risk_sub_secondary": [
  "Credential & Secret Theft"
 ],
 "ai_entity": "generative",
 "agency": "agent_acted",
 "agency_debatable": false,
 "agency_reason": "Ollama rendered attacker HTML and fetched the exfiltration image",
 "vector_family": "indirect_prompt_injection",
 "vector_detail": "indirect_prompt_injection_web_content",
 "guardrail_kind": [
  "none"
 ],
 "guardrail_outcome": "not_applicable",
 "xrefs": {
  "aiid": [],
  "atlas": [],
  "cve": [],
  "ghsa": []
 },
 "primary_asi": "ASI01",
 "agent_framework": "unknown",
 "model_provider": "meta",
 "model_name": "",
 "detection_mechanism": "external_researcher",
 "tool_access": "unknown",
 "financial_loss_band": "unknown",
 "eai_category": "data_exfiltration_channels",
 "eai_domain": "privacy",
 "eai_secondary": [
  "credential_theft",
  "confused_deputy"
 ],
 "eai_reason": "impact rule: data_exfiltration_channels",
 "asi_curated": [
  "ASI01"
 ],
 "asi_scope": "in_scope",
 "asi_provenance": "curated_plus_rule",
 "asi_reason": "curated: ASI01 | added ASI02 (impact=tool_misuse)",
 "submitted_by": "EAI Internal"
}