CVE-2024-8309 SQL Injection in langchain-ai/langchain
Attackers can inject malicious queries via prompts to manipulate, exfiltrate, or delete database data in LangChain applications.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-8309?
CVE-2024-8309 is a medium-severity SQL injection vulnerability in langchain-ai/langchain, published on 29 Oct 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Which versions are affected by CVE-2024-8309?
7 open source packages ship an affected version, including langchain and langchain-community. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
langchain PyPI | All versions | 0.2.0 |
langchain PyPI | All versions | 0.2.0 |
langchain PyPI | All versions | 0.2.0 |
langchain PyPI | All versions | 0.2.0 |
langchain-community PyPI | From 0.2.0 | 0.2.19 |
langchain-community PyPI | From 0.2.0 | 0.2.19 |
1 more packages
langchain-community PyPI | From 0.2.0 | 0.3.0 |
Products include Langchain Langchain.
How do I fix CVE-2024-8309?
Upgrade langchain to 0.2.0 or later.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2024-8309 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-8309 exists.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in langchain-ai/langchain
- CVE-2023-39631 Langchain vulnerable to arbitrary code execution via the evaluate function in the numexpr library
- CVE-2023-36281 langchain vulnerable to arbitrary code execution
- CVE-2023-38860 LangChain vulnerable to arbitrary code execution
- CVE-2023-38896 LangChain vulnerable to arbitrary code execution
- CVE-2023-39659 LangChain vulnerable to arbitrary code execution
Sources
Also known as GHSA-45pg-36p6-83v9, MINI-48v9-v2v7-j6jr, PYSEC-2024-115, PYSEC-2026-1507.