CVE-2020-36191
Cross-Site Request Forgery in JupyterHub
4.5
MEDIUM
CVSS 3.1
EPSS 0.12%
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).
How to fix CVE-2020-36191
To remediate CVE-2020-36191, upgrade the affected package to a fixed version below.
- Bitnami/jupyterhub—upgrade to 1.1.1 or later
- —upgrade to 3.0.0+ds1-1 or later
- —upgrade to 1.2.0b1 or later
- —upgrade to 1.2.0b1 or later
Is CVE-2020-36191 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- >= 1.1.0, < 1.1.1
- from 0, < 3.0.0+ds1-1
- from 0, < 1.2.0b1
- from 0, < 1.2.0b1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM4.5 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N |