{"id":"CVE-2023-36188","aliases":["GHSA-57fc-8q82-gfp3","PYSEC-2023-109"],"title":"langchain vulnerable to arbitrary code execution","summary":"langchain vulnerable to arbitrary code execution","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","vendor":"langchain","product":"langchain","ecosystem":"pip","affected":["langchain < 0.0.247"],"patched":["langchain 0.0.247"],"published":"2023-07-06","updated":"2026-07-06","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-57fc-8q82-gfp3","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36188"},{"url":"https://github.com/langchain-ai/langchain/issues/5872"},{"url":"https://github.com/langchain-ai/langchain/pull/6003"},{"url":"https://github.com/langchain-ai/langchain/pull/8425"},{"url":"https://github.com/langchain-ai/langchain/commit/e294ba475a355feb95003ed8f1a2b99942509a9e"},{"url":"https://github.com/advisories/GHSA-57fc-8q82-gfp3"},{"url":"https://github.com/langchain-ai/langchain"},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/langchain/PYSEC-2023-109.yaml"}],"tags":["osv","pip"],"epss":0.01895,"epssPercentile":0.78714,"ingestedAt":"2026-07-08T18:25:45.802Z","slug":"CVE-2023-36188","body":"## Overview\n\nAn issue in langchain allows a remote attacker to execute arbitrary code via the PALChain parameter in the Python exec method.\n\n## Affected packages\n\n- `langchain < 0.0.247`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `langchain 0.0.247`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.4,"exploitation":0,"ransomware":0},"changes":[]}