ghsa-f73w-4m7g-ch9x
Vulnerability from github
Published
2023-09-01 18:30
Modified
2025-02-20 22:53
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library
Details

An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.

Patches: Released in v.0.0.308. numexpr dependency is optional for langchain.

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "langchain"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.0.308"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "numexpr"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-39631"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-09-01T21:57:43Z",
    "nvd_published_at": "2023-09-01T16:15:08Z",
    "severity": "CRITICAL"
  },
  "details": "An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.\n\nPatches: Released in v.0.0.308. numexpr dependency is optional for langchain.",
  "id": "GHSA-f73w-4m7g-ch9x",
  "modified": "2025-02-20T22:53:21Z",
  "published": "2023-09-01T18:30:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-39631"
    },
    {
      "type": "WEB",
      "url": "https://github.com/langchain-ai/langchain/issues/8363"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pydata/numexpr/issues/442"
    },
    {
      "type": "WEB",
      "url": "https://github.com/langchain-ai/langchain/pull/11302"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pydata/numexpr/commit/4b2d89cf14e75030d27629925b9998e1e91d23c7"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/langchain-ai/langchain"
    },
    {
      "type": "WEB",
      "url": "https://github.com/langchain-ai/langchain/releases/tag/v0.0.308"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/langchain/PYSEC-2023-162.yaml"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/numexpr/PYSEC-2023-163.yaml"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library"
}


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