PatchTheCVEnotebook vulnerabilities and fixes
Recent CVEs affecting notebook, with upgrade or downgrade steps. 1 tracked.
notebook has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-05-13. Highest priority: CVE-2026-42557 (score 41/100).
- CVE-2026-42557 CRITICAL 9.6 UPGRADE UPGRADE jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Noteb
FAQ
How do I fix notebook vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is notebook being exploited right now?
None of the tracked notebook CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which notebook CVE should I patch first?
CVE-2026-42557 currently ranks highest (41/100): jupyterlab is an extensible environment for interactive and reproducible computing, based on the Jupyter Noteb.