{
 "id": "AIR-2026-0955",
 "slug": "cve-2026-2069-llama-cpp-stack-based-buffer-overflow-in-gramm",
 "title": "CVE-2026-2069: Llama.cpp Stack-Based Buffer Overflow in Grammar Handler",
 "summary": "A stack-based buffer overflow vulnerability was identified in the GBNF Grammar Handler of llama.cpp. Local manipulation of the llama_grammar_advance_stack function triggers the flaw.",
 "type": "attack_on_ai",
 "categories": [
  "infra_vuln"
 ],
 "severity": 2,
 "targets": [
  "framework_or_tooling"
 ],
 "products": [
  "llama.cpp"
 ],
 "incident_date": "2026-02-06",
 "incident_date_precision": "day",
 "first_reported": "2026-02-06",
 "sources": [
  {
   "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-2069",
   "publisher": "NVD",
   "title": "CVE-2026-2069: A flaw has been found in ggml-org llama.cpp up to 55abc39.",
   "published_at": "2026-02-06"
  }
 ],
 "source_count": 1,
 "confidence": 0.95,
 "status": "published",
 "origin": "seed_nvd",
 "tags": [
  "CVE-2026-2069",
  "llama.cpp",
  "buffer-overflow"
 ],
 "created_at": "2026-10-18T10:04:21.885Z",
 "updated_at": "2026-10-18T10:04:21.885Z"
}