CVE-2024-38459 — langchain_experimental (aka LangChain Experimental) before 0

langchain_experimental (aka LangChain Experimental) before 0.0.61 for LangChain provides Python REPL access without an opt-in step. NOTE; this issue exists because of an incomplete fix for CVE-2024-27444.

01What is this vulnerability?

langchain_experimental (aka LangChain Experimental) before 0.0.61 for LangChain provides Python REPL access without an opt-in step. NOTE; this issue exists because of an incomplete fix for CVE-2024-27444.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

08Timeline

• Published: 2024-06-16T00:00:00.000Z
• Last modified: 2024-08-02T04:12:24.595Z

09References

• github.com — https://github.com/langchain-ai/langchain/pull/22860
• github.com — https://github.com/langchain-ai/langchain/commit/ce0b0f22a175139df8f41cdcfb4d2af…
• github.com — https://github.com/langchain-ai/langchain/compare/langchain-experimental==0.0.60…