Arbitrary Code Execution Affecting marimo package, versions [,0.12.9)


Severity

Recommended
0.0
critical
0
10

CVSS assessment by Snyk's Security Team. Learn more

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Arbitrary Code Execution vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-PYTHON-MARIMO-12671196
  • published15 Sept 2025
  • disclosed1 May 2025
  • creditUnknown

Introduced: 1 May 2025

CVE NOT AVAILABLE CWE-94  (opens in a new tab)

How to fix?

Upgrade marimo to version 0.12.9 or higher.

Overview

marimo is an A library for making reactive notebooks and apps

Affected versions of this package are vulnerable to Arbitrary Code Execution due to the dynamic loading of notebooks as modules. An attacker can execute malicious code in notebooks during the loading process, potentially compromising the system.

CVSS Base Scores

version 4.0
version 3.1