CVE-2023-36095 langchain Code Injection vulnerability
Attackers can execute arbitrary code via unsafe Python exec calls in LangChain's PALChain functions, requiring library upgrades.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-36095?
CVE-2023-36095 is a critical code injection vulnerability in n/a, published on 5 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue in Harrison Chase langchain v.0.0.194 allows an attacker to execute arbitrary code via the python exec calls in the PALChain, affected functions include from_math_prompt and from_colored_object_prompt.
Weakness: CWE-94
Which versions are affected by CVE-2023-36095?
3 open source packages ship an affected version, including langchain. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
langchain PyPI | All versions | 0.0.236 |
langchain PyPI | All versions | 0.0.236 |
langchain PyPI | All versions | 0.0.236 |
Products include Langchain Langchain.
How do I fix CVE-2023-36095?
Upgrade langchain to 0.0.236 or later.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2023-36095 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-36095 exists.
Other vulnerabilities in n/a
- 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-gwqq-6vq7-5j86, PYSEC-2023-138.