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Medium · 4.9 Public exploit CVE-2024-8309 EUVD-2024-0089GHSA-45pg-36p6-83v9PYSEC-2024-115PYSEC-2026-1507

SQL Injection in langchain-ai/langchain

Published Oct 29, 2024 · Updated Oct 15, 2025 · Assigned by @huntr_ai

Vendor: langchain-ai Product: langchain-ai/langchain Package: langchain Package: langchain-community Ecosystem: PyPI

Description

A vulnerability in the GraphCypherQAChain class of langchain-ai/langchain version 0.2.5 allows for SQL injection through prompt injection. This vulnerability can lead to unauthorized data manipulation, data exfiltration, denial of service (DoS) by deleting all data, breaches in multi-tenant security environments, and data integrity issues. Attackers can create, update, or delete nodes and relationships without proper authorization, extract sensitive data, disrupt services, access data across different tenants, and compromise the integrity of the database.

Affected products

VendorProductAffectedFixed
langchain-ai langchain-ai/langchain unspecified – < 0.3.0 0.3.0

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI langchain < 0.2.0 0.2.0 GHSA-45pg-36p6-83v9
PyPI langchain-community >= 0.2.0, < 0.2.19 0.2.19 GHSA-45pg-36p6-83v9

References