CVE-2024-22420 MEDIUM

CVE-2024-22420: Stored cross site scripting in Markdown Preview in JupyterLab

Vendor Jupyterlab
Product jupyterlab
Weakness CWE-79 · XSS
Published January 19, 2024
Last update May 30, 2025

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

What the vulnerability does

01Description

JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. This vulnerability depends on user interaction by opening a malicious Markdown file using JupyterLab preview feature. A malicious user can access any data that the attacked user has access to as well as perform arbitrary requests acting as the attacked user. JupyterLab version 4.0.11 has been patched. Users are advised to upgrade. Users unable to upgrade should disable the table of contents extension.

Key dates

02Disclosure timeline

January 19, 2024 CVE published
May 30, 2025 Record updated