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  5. CVE-2023-36188

CVE-2023-36188: langchain vulnerable to arbitrary code execution

July 6, 2023 (updated July 6, 2026)

An issue in langchain allows a remote attacker to execute arbitrary code via the PALChain parameter in the Python exec method.

References

  • github.com/advisories/GHSA-57fc-8q82-gfp3
  • github.com/langchain-ai/langchain/commit/e294ba475a355feb95003ed8f1a2b99942509a9e
  • github.com/langchain-ai/langchain/issues/5872
  • github.com/langchain-ai/langchain/pull/6003
  • github.com/langchain-ai/langchain/pull/8425
  • github.com/pypa/advisory-database/tree/main/vulns/langchain/PYSEC-2023-109.yaml
  • nvd.nist.gov/vuln/detail/CVE-2023-36188

Code Behaviors & Features

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Affected versions

All versions before 0.0.247

Fixed versions

  • 0.0.247

Solution

Upgrade to version 0.0.247 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Source file

pypi/langchain/CVE-2023-36188.yml

Spotted a mistake? Edit the file on GitLab.

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