PyPI/jupyterlab CVE-2026-102831: high 8.1, EPSS 0.24%
JupyterLab: Cross-site scripting (XSS) in JupyterLab via notebook cells pasted from the system clipboard
Action: Upgrade jupyterlab to 4.5.11 or later.
pip install jupyterlab==4.5.11pip install jupyterlab==4.6.4Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.5.0 | 4.5.11 | - |
| 4.6.0 | 4.6.4 | - |
Fixed versions
| 4.5.11 | 4.6.4 |
Sources
- osv: PYSEC-2026-4057
- https://github.com/jupyterlab/jupyterlab/security/advisories/GHSA-6966-vjj6-99xv
- https://nvd.nist.gov/vuln/detail/CVE-2026-102831
- https://github.com/jupyterlab/jupyterlab/commit/1a10a7da5ff655849b21581c2633b46483ae0be9
- https://github.com/jupyterlab/jupyterlab/commit/7f9f29e29e0c83fb17b0f11da57d06b3c6a40d96
- https://github.com/jupyterlab/jupyterlab/commit/cf6e89a8d315c4134cefa50c220bca296da466a7
- https://github.com/jupyterlab/jupyterlab
- https://github.com/jupyterlab/jupyterlab/releases/tag/v4.5.11
- https://github.com/jupyterlab/jupyterlab/releases/tag/v4.6.4
- https://pypi.org/project/jupyterlab
- https://github.com/advisories/GHSA-6966-vjj6-99xv
CVE-2026-102831 · published · modified · JSON