Vulnerability CVE-2020-36191
Published: 2021-01-13

Description:
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).

Type:

CWE-352

 (Cross-Site Request Forgery (CSRF))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Jupyter -> Jupyterhub 

 References:
https://github.com/jupyterhub/jupyterhub/issues/3304
https://github.com/jupyterhub/jupyterhub/releases
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