PyPI package
jupyterhub
pkg:pypi/jupyterhub
Vulnerabilities (7)
| CVE | Sev | CVSS | KEV | Affected versions | Fixed in | Published | Description |
|---|---|---|---|---|---|---|---|
| CVE-2026-40864 | — | >= 4.1.0, < 5.4.5 | 5.4.5 | May 5, 2026 | ## Summary JupyterHub's XSRF protection (updated in 4.1.0) inappropriately treated requests with `Sec-Fetch-Mode: no-cors` as same-origin requests, which they are not, bypassing XSRF checks. The JSON API is not affected, only HTTP form endpoints, such as `/hub/spawn` and `/hub/a | ||
| CVE-2026-33709 | Med | 6.1 | < 5.4.4 | 5.4.4 | Apr 3, 2026 | JupyterHub is software that allows one to create a multi-user server for Jupyter notebooks. Prior to version 5.4.4, an open redirect vulnerability in JupyterHub allows attackers to construct links which, when clicked, take users to the JupyterHub login page, after which they are | |
| CVE-2024-41942 | — | < 4.1.6 | 4.1.6 | Aug 8, 2024 | JupyterHub is software that allows one to create a multi-user server for Jupyter notebooks. Prior to versions 4.1.6 and 5.1.0, if a user is granted the `admin:users` scope, they may escalate their own privileges by making themselves a full admin user. The impact is relatively sma | ||
| CVE-2024-28233 | — | < 4.1.0 | 4.1.0 | Mar 27, 2024 | JupyterHub is an open source multi-user server for Jupyter notebooks. By tricking a user into visiting a malicious subdomain, the attacker can achieve an XSS directly affecting the former's session. More precisely, in the context of JupyterHub, this XSS could achieve full access | ||
| CVE-2021-41247 | — | >= 1.0.0, < 1.5.0 | 1.5.0 | Nov 4, 2021 | JupyterHub is an open source multi-user server for Jupyter notebooks. In affected versions users who have multiple JupyterLab tabs open in the same browser session, may see incomplete logout from the single-user server, as fresh credentials (for the single-user server only, not t | ||
| CVE-2020-36191 | — | < 1.2.0b1 | 1.2.0b1 | Jan 13, 2021 | JupyterHub 1.1.0 allows CSRF in the admin panel via a request that lacks an _xsrf field, as demonstrated by a /hub/api/user request (to add or remove a user account). | ||
| CVE-2019-10255 | — | < 0.9.6 | 0.9.6 | Mar 28, 2019 | 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 pr |
- CVE-2026-40864May 5, 2026affected >= 4.1.0, < 5.4.5fixed 5.4.5
## Summary JupyterHub's XSRF protection (updated in 4.1.0) inappropriately treated requests with `Sec-Fetch-Mode: no-cors` as same-origin requests, which they are not, bypassing XSRF checks. The JSON API is not affected, only HTTP form endpoints, such as `/hub/spawn` and `/hub/a
- affected < 5.4.4fixed 5.4.4
JupyterHub is software that allows one to create a multi-user server for Jupyter notebooks. Prior to version 5.4.4, an open redirect vulnerability in JupyterHub allows attackers to construct links which, when clicked, take users to the JupyterHub login page, after which they are
- CVE-2024-41942Aug 8, 2024affected < 4.1.6fixed 4.1.6
JupyterHub is software that allows one to create a multi-user server for Jupyter notebooks. Prior to versions 4.1.6 and 5.1.0, if a user is granted the `admin:users` scope, they may escalate their own privileges by making themselves a full admin user. The impact is relatively sma
- CVE-2024-28233Mar 27, 2024affected < 4.1.0fixed 4.1.0
JupyterHub is an open source multi-user server for Jupyter notebooks. By tricking a user into visiting a malicious subdomain, the attacker can achieve an XSS directly affecting the former's session. More precisely, in the context of JupyterHub, this XSS could achieve full access
- CVE-2021-41247Nov 4, 2021affected >= 1.0.0, < 1.5.0fixed 1.5.0
JupyterHub is an open source multi-user server for Jupyter notebooks. In affected versions users who have multiple JupyterLab tabs open in the same browser session, may see incomplete logout from the single-user server, as fresh credentials (for the single-user server only, not t
- CVE-2020-36191Jan 13, 2021affected < 1.2.0b1fixed 1.2.0b1
JupyterHub 1.1.0 allows CSRF in the admin panel via a request that lacks an _xsrf field, as demonstrated by a /hub/api/user request (to add or remove a user account).
- CVE-2019-10255Mar 28, 2019affected < 0.9.6fixed 0.9.6
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 pr