PyPI/numexpr CVE-2023-39631: critical 9.8, EPSS 1.60%

Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library

Action: Upgrade numexpr to 2.8.5 or later.

pip install numexpr==2.8.5

Affected

Fixed versions

Sources

• osv: GHSA-f73w-4m7g-ch9x#PyPI/numexpr
• https://nvd.nist.gov/vuln/detail/CVE-2023-39631
• https://github.com/langchain-ai/langchain/issues/8363
• https://github.com/pydata/numexpr/issues/442
• https://github.com/langchain-ai/langchain/pull/11302
• https://github.com/pydata/numexpr/commit/4b2d89cf14e75030d27629925b9998e1e91d23c7
• https://github.com/langchain-ai/langchain
• https://github.com/langchain-ai/langchain/releases/tag/v0.0.308
• https://github.com/pypa/advisory-database/tree/main/vulns/langchain/PYSEC-2023-162.yaml
• https://github.com/pypa/advisory-database/tree/main/vulns/numexpr/PYSEC-2023-163.yaml

CVE-2023-39631 · published 2023-09-01T18:30:41Z · modified 2025-02-20T23:01:00.348246Z · JSON