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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