{
 "id": "AIR-2026-0945",
 "slug": "cve-2025-66959-ollama-denial-of-service-via-gguf-decoder",
 "title": "CVE-2025-66959: Ollama Denial of Service via GGUF Decoder",
 "summary": "A denial of service vulnerability affects Ollama version 0.12.10 through its GGUF decoder implementation. Remote attackers can exploit the flaw to disrupt service.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "Ollama"
 ],
 "incident_date": "2026-01-21",
 "incident_date_precision": "day",
 "first_reported": "2026-01-21",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66959",
   "publisher": "NVD",
   "title": "CVE-2025-66959: An issue in ollama v.0.12.10 allows a remote attacker to cause a denial of service via the GGUF decoder",
   "published_at": "2026-01-21"
  }
 ],
 "source_count": 1,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_nvd",
 "tags": [
  "CVE-2025-66959",
  "denial-of-service",
  "gguf"
 ],
 "created_at": "2026-10-18T10:04:21.885Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}