CVE-2023-36189 langchain SQL Injection vulnerability

High 7.5 Published 6 Jul 2023 Updated 15 Oct 2024

A remote attacker can exploit SQL injection in the SQLDatabaseChain component to obtain sensitive information from the database.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2023-36189?

CVE-2023-36189 is a high-severity SQL injection vulnerability in n/a, published on 6 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

SQL injection vulnerability in langchain before v0.0.247 allows a remote attacker to obtain sensitive information via the SQLDatabaseChain component.

Weakness: CWE-89

Which versions are affected by CVE-2023-36189?

3 open source packages ship an affected version, including langchain. It affects 1 product.

Package	Affected	Fixed in
`langchain` PyPI	All versions	`0.0.247`
`langchain` PyPI	All versions	`0.0.247`
`langchain` PyPI	All versions	`0.0.247`

Products include Langchain Langchain.

How do I fix CVE-2023-36189?

Upgrade langchain to 0.0.247 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-2023-36189 being exploited?

There is no known exploitation of CVE-2023-36189 in the wild and no public exploit code.

Sources

Also known as CVE-2023-32785, GHSA-7q94-qpjr-xpgm, PYSEC-2023-110.