CVE-2026-42266

תיאור (מקור, אנגלית)

JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook Architecture. From 4.0.0 to 4.5.6, the allow-list of extensions that can be installed from PyPI Extension Manager (allowed_extensions_uris) is not correctly enforced by JupyterLab. The PyPI Extension Manager was not contained to packages listed on the default PyPI index. This vulnerability is fixed in 4.5.7.

מדדים

CVSS 3.1

8.8 (HIGH) מקור הציון: CNA CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — סבירות ניצול

1% (אחוזון 000) נכון ל-3/8/2026

CWE

CWE-88, CWE-602

מוצרים מושפעים

jupyter: jupyterlab

קישורים

• https://github.com/jupyterlab/jupyterlab/security/advisories/GHSA-37w4-hwhx-4rc4 MitigationVendor Advisory
• https://github.com/jupyterlab/jupyterlab/releases/tag/v4.5.7 PatchRelease Notes
• https://jupyterhub.readthedocs.io/en/5.2.1/explanation/websecurity.html Product
• https://jupyterlab.readthedocs.io/en/latest/user/extensions.html#extension-man‮… Product
• https://access.redhat.com/errata/RHSA-2026:43038
• https://access.redhat.com/security/cve/CVE-2026-42266
• https://bugzilla.redhat.com/show_bug.cgi?id=2477072
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42266.json