CriticalVulnerability
CVE-2023-39631: LanChain-ai Langchain code execution through evaluate function
- Source
- NVD(opens in a new tab)
- Identifier
- CVE-2023-39631
- Published
- Record updated
- Affected
- langchain < 0.0.308, fixed in 0.0.308, released October 4, 2023, 33 days after disclosure
- numexpr < 2.8.5, fixed in 2.8.5, released August 6, 2023, 26 days before disclosure
- Known exploitation
- Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
- EPSS
- 1.6%
Summary
CVE-2023-39631 affects LangChain-ai Langchain v0.0.245. A remote attacker can execute arbitrary code through the evaluate function in the numexpr library. The weakness is classified as CWE-94, Improper Control of Generation of Code ('Code Injection').
Mitigation
The source does not state a fix yet. Check the original advisory for updates.
Affected packages in the Exposure Registry
Matched by package name and ecosystem. Each entry shows whether the package delegates to a language model and how many tracked packages depend on it.
- langchainPyPILLM dependency since 2022-10-25 · 31 tracked dependents
- numexprPyPINo LLM dependency detected · 4 tracked dependents
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