LlamaIndex DuckDBVectorStore vulnerable to SQL injection through ref_doc_id

{
  "id": "061c84c386acf8e10ec399ca614c5276a66d7d6c40b3ad07275810f67792d1db",
  "url": "https://osv.dev/vulnerability/GHSA-6mcc-q3mg-3qg6",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "LlamaIndex DuckDBVectorStore vulnerable to SQL injection through ref_doc_id",
    "summary": "An SQL injection vulnerability exists in the delete function of DuckDBVectorStore in run-llama/llama_index version v0.12.19. This vulnerability allows an attacker to manipulate the ref_doc_id parameter, enabling them to read and write arbitrary files on the server, potentially leading to remote code execution (RCE).",
    "evidence": "osv:GHSA-6mcc-q3mg-3qg6",
    "products": [
      {
        "name": {
          "value": "llama-index-vector-stores-duckdb",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.12.21",
            "evidence": "/affected/0/ranges"
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    "severity": "critical",
    "structured": {
      "id": "GHSA-6mcc-q3mg-3qg6",
      "aliases": [
        "CVE-2025-1750",
        "GHSA-6mcc-q3mg-3qg6",
        "PYSEC-2025-245",
        "PYSEC-2026-4242"
      ],
      "metrics": [
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          "type": "CVSS_V3",
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            "purl": "pkg:pypi/llama-index-vector-stores-duckdb",
            "ecosystem": "PyPI"
          },
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            "source": "https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/06/GHSA-6mcc-q3mg-3qg6/GHSA-6mcc-q3mg-3qg6.json"
          }
        }
      ],
      "modified": "2026-10-15T14:56:11.668398293Z",
      "provider": "osv",
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2025-1750",
        "https://github.com/run-llama/llama_index/commit/369a2942df2efcf6b74461c45d20a0af1fbe4ae2",
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        "https://github.com/run-llama/llama_index",
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        "https://huntr.com/bounties/e1302233-9180-4269-9047-1526247d2cd8"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-89"
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        "severity": "CRITICAL",
        "github_reviewed": true,
        "nvd_published_at": "2025-06-02T10:15:20Z",
        "github_reviewed_at": "2026-10-02T22:38:36Z"
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        "evidence": "/aliases"
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    "security_relevant": true,
    "severity_evidence": "/database_specific/severity"
  },
  "source_id": "core-osv",
  "document_id": 332689,
  "published_at": "2025-06-02T12:30:33+00:00"
}

{
  "id": "0fd60d3d96278dbc25b119af67fd9d90a6fbb78c90de43e07ad13efde526a49d",
  "url": "https://osv.dev/vulnerability/PYSEC-2026-4242",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "LlamaIndex DuckDBVectorStore vulnerable to SQL injection through ref_doc_id",
    "summary": "An SQL injection vulnerability exists in the delete function of DuckDBVectorStore in run-llama/llama_index version v0.12.19. This vulnerability allows an attacker to manipulate the ref_doc_id parameter, enabling them to read and write arbitrary files on the server, potentially leading to remote code execution (RCE).",
    "evidence": "osv:PYSEC-2026-4242",
    "products": [
      {
        "name": {
          "value": "llama-index-vector-stores-duckdb",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "0.12.21",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "PYSEC-2026-4242",
      "aliases": [
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        "GHSA-6mcc-q3mg-3qg6",
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        "PYSEC-2026-4242"
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      "metrics": [
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          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0.12.19"
                },
                {
                  "fixed": "0.12.21"
                }
              ]
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          ],
          "package": {
            "name": "llama-index-vector-stores-duckdb",
            "purl": "pkg:pypi/llama-index-vector-stores-duckdb",
            "ecosystem": "PyPI"
          },
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      ],
      "modified": "2026-10-15T14:56:11.668398293Z",
      "provider": "osv",
      "references": [
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        "https://github.com/run-llama/llama_index/commit/369a2942df2efcf6b74461c45d20a0af1fbe4ae2",
        "https://github.com/pypa/advisory-database/tree/main/vulns/llama-index/PYSEC-2025-245.yaml",
        "https://github.com/run-llama/llama_index",
        "https://github.com/run-llama/llama_index/releases/tag/v0.12.21",
        "https://huntr.com/bounties/e1302233-9180-4269-9047-1526247d2cd8",
        "https://pypi.org/project/llama-index-vector-stores-duckdb",
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  "source_id": "core-osv",
  "document_id": 332691,
  "published_at": "2026-10-15T10:22:42.591402+00:00"
}