{
 "id": "AIR-2026-0946",
 "slug": "cve-2026-21520-microsoft-copilot-studio-information-disclosu",
 "title": "CVE-2026-21520: Microsoft Copilot Studio Information Disclosure",
 "summary": "An unauthorized information exposure vulnerability in Microsoft Copilot Studio permits unauthenticated attackers to view sensitive data. The vulnerability is exploitable via a network attack vector.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln",
  "data_leak"
 ],
 "severity": 2,
 "targets": [
  "Microsoft"
 ],
 "products": [
  "Copilot Studio"
 ],
 "incident_date": "2026-01-22",
 "incident_date_precision": "day",
 "first_reported": "2026-01-22",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21520",
   "publisher": "NVD",
   "title": "CVE-2026-21520: Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive…",
   "published_at": "2026-01-22"
  }
 ],
 "source_count": 1,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_nvd",
 "tags": [
  "CVE-2026-21520",
  "information-disclosure"
 ],
 "created_at": "2026-10-18T10:04:21.885Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}