CVE-2023-39631

View on CVE.org

Published Sep 1, 2023 CVSS 3.1 · 9.8 Critical EPSS 1.6% KEV · Not listed

Description

An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary code via the evaluate function in the numexpr library.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:langchain:langchain:0.0.245:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-0117	Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library
Github GHSA	GHSA-f73w-4m7g-ch9x	Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 1.6% (1.600% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact total

References

Link	Providers
https://github.com/langchain-ai/langchain/issues/8363
https://github.com/pydata/numexpr/issues/442

History

Oct 1, 2024 2:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Langchain Langchain

Weaknesses

CWE-94

Sources

CVE record Updated: Oct 1, 2024, 1:18 PM

Status: PUBLISHED
Assigner: mitre
Published: Sep 1, 2023, 12:00 AM
Updated: Oct 1, 2024, 1:18 PM
Reserved: Aug 7, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 6:18 PM

Updated: Aug 2, 2024, 6:18 PM

NVD Updated: Jun 17, 2026, 6:12 AM

Status: Modified
Published: Sep 1, 2023, 4:15 PM
Modified: Jun 17, 2026, 6:12 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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