{"cve":"CVE-2024-27444","nvd":{"published":"2024-02-26T16:28:00.430","modified":"2026-06-17T07:19:54.800","status":"Analyzed","description":"langchain_experimental (aka LangChain Experimental) in LangChain before 0.1.8 allows an attacker to bypass the CVE-2023-44467 fix and execute arbitrary code via the __import__, __subclasses__, __builtins__, __globals__, __getattribute__, __bases__, __mro__, or __base__ attribute in Python code. These are not prohibited by pal_chain/base.py.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-749"],"references":["https://github.com/langchain-ai/langchain/commit/de9a6cdf163ed00adaf2e559203ed0a9ca2f1de7","https://github.com/langchain-ai/langchain/commit/de9a6cdf163ed00adaf2e559203ed0a9ca2f1de7"],"products":["langchain:langchain-experimental"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2024-27444","score":0.00773,"percentile":0.55722,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-v8vj-cv27-hjv8","url":"https://osv.dev/vulnerability/GHSA-v8vj-cv27-hjv8","summary":"LangChain Experimental vulnerable to arbitrary code execution","modified":"2026-10-27T17:00:04.002430035Z","packages":[{"ecosystem":"PyPI","name":"langchain-experimental","purl":"pkg:pypi/langchain-experimental","ranges":["<0.0.52"],"fixed":["0.0.52"]}]},{"id":"PYSEC-2026-375","url":"https://osv.dev/vulnerability/PYSEC-2026-375","summary":"LangChain Experimental vulnerable to arbitrary code execution","modified":"2026-07-01T20:22:55.398529Z","packages":[{"ecosystem":"PyPI","name":"langchain-experimental","purl":"pkg:pypi/langchain-experimental","ranges":["<0.0.52"],"fixed":["0.0.52"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}