JupyterLab vulnerable to SXSS in Markdown Preview
### 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/).
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-22420US | medium6.1 | — | ||
JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. This vulnerability depends on user interaction b… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/advisories/GHSA-4m77-cmpx-vjc4ADVISORY
- https://github.com/jupyterlab/jupyterlabPACKAGE
- https://github.com/jupyterlab/jupyterlab/commit/dda0033cd49449572d077bbecd33b18d8d05f48aWEB
- https://github.com/jupyterlab/jupyterlab/commit/e1b3aabab603878e46add445a3114e838411d2dfWEB
- https://github.com/jupyterlab/jupyterlab/security/advisories/GHSA-4m77-cmpx-vjc4WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UQJKNRDRFMKGVRIYNNN6CKMNJDNYWO2HWEB
- https://nvd.nist.gov/vuln/detail/CVE-2024-22420ADVISORY
- https://pypi.org/project/notebookPACKAGE
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