CVE-2026-33709 | Jupyter Notbook up to 5.4.3 Jupyterhub redirect (GHSA-3vff-hjqv-m7h8)

A vulnerability identified as problematic has been detected in Jupyter Notbook up to 5.4.3. The affected element is an unknown function of the component Jupyterhub. This manipulation causes open redirect.

This vulnerability appears as CVE-2026-33709. The attack may be initiated remotely. There is no available exploit.

You should upgrade the affected component.