An Open Redirect vulnerability for all browsers in Jupyter Notebook before 5.7.7 and some…
Priority LOW 31CWE-601Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-601.
Summary
An Open Redirect vulnerability for all browsers in Jupyter Notebook before 5.7.7 and some browsers (Chrome, Firefox) in JupyterHub before 0.9.5 allows crafted links to the login page, which will redirect to a malicious site after successful login. Servers running on a base_url prefix are not affected.
Why it matters now
EPSS 0.01756 78th percentileScored 2026-11-07
Fix Fixed notebook (PyPI): 5.7.8jupyterhub (PyPI): 0.9.6
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | notebook (PyPI) | before 5.7.8 | 5.7.8 | Patch available | GHSA-rv62-4pmj-xw6h |
| — | jupyterhub (PyPI) | before 0.9.6 | 0.9.6 | Patch available | GHSA-rv62-4pmj-xw6h |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- notebook (PyPI) Vendor— Affected before 5.7.8 Fixed in 5.7.8 Patch available GHSA-rv62-4pmj-xw6h
- jupyterhub (PyPI) Vendor— Affected before 0.9.6 Fixed in 0.9.6 Patch available GHSA-rv62-4pmj-xw6h
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:jupyter:jupyterhub:*:*:*:*:*:*:*:* | before 0.9.5 | Vulnerable | jupyterlab |
| cpe:2.3:a:jupyter:notebook:*:*:*:*:*:*:*:* | before 5.7.7 | Vulnerable | jupyterlab |
- cpe:2.3:a:jupyter:jupyterhub:*:*:*:*:*:*:*:* Versions before 0.9.5 Vulnerable ·jupyterlab
- cpe:2.3:a:jupyter:notebook:*:*:*:*:*:*:*:* Versions before 5.7.7 Vulnerable ·jupyterlab
Remediation
- Fix · GHSA-rv62-4pmj-xw6h notebook (PyPI) Fixed in 5.7.8 Advisory →
- Fix · GHSA-rv62-4pmj-xw6h jupyterhub (PyPI) Fixed in 0.9.6 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10255
- 2026-10-03 Alias added: GHSA-rv62-4pmj-xw6h
References
Patch 4
- https://github.com/jupyter/notebook/commit/d65328d4841892b412aef9015165db1eb029a8ed
- https://github.com/jupyter/notebook/commit/08c4c898182edbe97aadef1815cce50448f975cb
- https://github.com/jupyter/notebook/commit/70fe9f0ddb3023162ece21fbb77d5564306b913b
- https://github.com/jupyter/notebook/compare/05aa4b2...16cf97c
Advisory 5
More jupyterlab Jupyterhub vulnerabilities
- TI-2024-18792 XSS in JupyterHub via Self-XSS leveraged by Cookie Tossing CVSS 3.1HIGH 8.1
- TI-2021-18082 incomplete logout in JupyterHub CVSS 3.1HIGH 7.5
- TI-2024-27964 JupyterHub has a privilege escalation vulnerability with the `admin:users` scope CVSS 3.1HIGH 7.2
- TI-2026-29520 JupyterHub: Cross-origin form POSTs bypass XSRF CVSS 3.1MEDIUM 5.4
- TI-2026-26088 JupyterHub has an Open Redirect Vulnerability CVSS 4.0MEDIUM 5.1
- TI-2020-18511 JupyterHub 1.1.0 allows CSRF in the admin panel via a request that lacks an _xsrf field… CVSS 3.1MEDIUM 4.5
Sources
- CVE-2019-10255 · CVE Program
- CVE-2019-10255 · NVD
- FIRST EPSS
- GHSA-rv62-4pmj-xw6h · GitHub Advisory Database · CC BY 4.0
- CVE-2019-10255 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences