What is CVE-2023-36095?

CVE-2023-36095 is a critical-severity vulnerability in Langchain, classified under Code Injection. CVSS score: 9.8/10. Published 2023-08-05.

How severe is CVE-2023-36095?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Langchain

CVE-2023-36095

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.

Vulnerability class: RCE (Remote Code Execution)

Published 2023-08-05 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.4th percentile), scored 2026-10-08.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Langchain — versions 0.0.194

Weakness classification (CWE)

CWE-94 — Code Injection

References

github.com/hwchase17/langchain (Product)
af854a3a-2127-422b-91ae-364da2661108 (Product)
github.com/langchain-ai/langchain/issues/5872 (Exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2023-36095?: CVE-2023-36095 is a critical-severity vulnerability in Langchain, classified under Code Injection. CVSS score: 9.8/10. Published 2023-08-05.
How severe is CVE-2023-36095?: Critical severity. CVSS v3 base score is 9.8 out of 10.