CVE-2023-44467

CRITICALNVD 9.89.8—

9.8

langchain_experimental (aka LangChain Experimental) in LangChain before 0.0.306 allows an attacker to bypass the CVE-2023-36258 fix and execute arbitrary code via __import__ in Python code, which is not prohibited by pal_chain/base.py.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 30.4%
KEV: Not listed

Published

October 9, 2023

Last Modified

November 21, 2024

References (2)

cve@mitrehttps://github.com/langchain-ai/langchain/commit/4c97a10bd0d9385cfee234a63b5bd826a295e483
af854a3a-2127-422b-91ae-364da2661108https://github.com/langchain-ai/langchain/commit/4c97a10bd0d9385cfee234a63b5bd826a295e483

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
pip	langchain-experimental	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

PyPI(1)

Package	Vulnerable range	Fixed in	Dependents
langchain-experimental	0.0.1 ... 0.0.9 (18 versions)	0.0.15	—

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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2026-05-24 16:18 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-44467?

CVE-2023-44467 is a critical vulnerability published on October 9, 2023. langchainexperimental (aka LangChain Experimental) in LangChain before 0.0.306 allows an attacker to bypass the CVE-2023-36258 fix and execute arbitrary code via import in Python code, which is not prohibited by palchain/base.py.

When was CVE-2023-44467 disclosed?

CVE-2023-44467 was first published in the National Vulnerability Database on October 9, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-44467 actively exploited?

CVE-2023-44467 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-44467?

CVE-2023-44467 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-44467?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-44467, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-44467

📅 Published

🔄 Last Modified

🔗 References (2)

Patch Availability(1)

Affected Packages

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-44467?

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Published

Last Modified

References (2)

Frequently asked(5)

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