jupyter-server — Vulnerabilities & Security Advisories 12

Jupyter-server enables interactive computing and data analysis through web-based notebooks, widely used in data science and research environments. Historically, it has faced vulnerabilities including remote code execution, cross-site scripting, and privilege escalation, often stemming from improper input validation and authentication flaws. Notable security characteristics include its reliance on token-based authentication and potential exposure of sensitive data through kernel access. While no major public incidents have been widely documented, the 12 recorded CVEs highlight ongoing security concerns, particularly around RCE risks in multi-user deployments and insufficient access controls in shared environments.