CVE-2024-22420: Stored cross site scripting in Markdown Preview in JupyterLab
First published: Fri Jan 19 2024(Updated: )
### Impact The vulnerability depends on user interaction by opening a malicious notebook with Markdown cells, or 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. ### Patches JupyterLab v4.0.11 was patched. ### Workarounds Users can either disable the table of contents extension by running: ```bash jupyter labextension disable @jupyterlab/toc-extension:registry ``` ### References Vulnerability reported via the [bug bounty program](https://app.intigriti.com/programs/jupyter/jupyter/detail) [sponsored by the European Commission](https://commission.europa.eu/news/european-commissions-open-source-programme-office-starts-bug-bounties-2022-01-19_en) and hosted on the [Intigriti platform](https://www.intigriti.com/).
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/notebook | >=7.0.0<=7.0.6 | 7.0.7 |
| pip/jupyterlab | >=4.0.0<=4.0.10 | 4.0.11 |
| Jupyter Jupyterlab | >=4.0.0<4.0.11 | |
| Jupyter Notebook | >=7.0.0<7.0.7 | |
| Fedora | =39 | |
| Jupyter JupyterLab | >=4.0.0<4.0.11 | |
| Fedoraproject Fedora | =39 |
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Reference Links
- https://github.com/jupyterlab/jupyterlab/commit/e1b3aabab603878e46add445a3114e838411d2df
- https://github.com/jupyterlab/jupyterlab/security/advisories/GHSA-4m77-cmpx-vjc4
- https://github.com/jupyterlab/jupyterlab/commit/dda0033cd49449572d077bbecd33b18d8d05f48a
- https://nvd.nist.gov/vuln/detail/CVE-2024-22420
- https://github.com/advisories/GHSA-4m77-cmpx-vjc4 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UQJKNRDRFMKGVRIYNNN6CKMNJDNYWO2H/
Frequently Asked Questions
What is the severity of CVE-2024-22420?
CVE-2024-22420 is considered a high severity vulnerability as it allows attackers to access sensitive data by exploiting user interactions.
How do I fix CVE-2024-22420?
To fix CVE-2024-22420, upgrade the JupyterLab package to version 4.0.11 or later and the Notebook package to version 7.0.7 or later.
What is the impact of CVE-2024-22420?
The impact of CVE-2024-22420 includes unauthorized access to user data and the ability to perform arbitrary requests on behalf of the user.
Which software is affected by CVE-2024-22420?
CVE-2024-22420 affects JupyterLab versions from 4.0.0 to 4.0.10 and Notebook versions from 7.0.0 to 7.0.6.
What user action is required to trigger CVE-2024-22420?
CVE-2024-22420 requires user interaction, specifically opening a malicious notebook or Markdown file in JupyterLab.
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