CVE-2020-36191

lowpriority · track · 18EPSS 0.005 · 43 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.51% (43rd) EPSS

CVSS 3.5 · low

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-28

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).

cvss

Technical severity, 0–10. One row per scoring source.

4.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–4.5

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:Nprimary · NVD / NIST USexploitability 0.9 · impact 3.6

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:Nsecondary · OSV

v3.14.1mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-352USprimaryCWE-352US

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
jupyter jupyterhub= 1.1.0nvdUScpe:2.3:a:jupyter:jupyterhub:*:*:*:*:*:*:*:*
Bitnami jupyterhub1.1.0 → 1.1.1osvUSpkg:bitnami/jupyterhub
PyPI jupyterhub< 1.2.0b1osvUSpkg:pypi/jupyterhub

advisories (3)

Vendor and ecosystem advisories describing this.

GHSA-7xx3-qp5w-fw96Cross-Site Request Forgery in JupyterHub2022-05-24ghsa · osvUS
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).
BIT-jupyterhub-2020-361912024-03-06vendor · osvUS
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).
PYSEC-2021-672021-01-13vendor · osvUS
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).

also known as (7)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2021-01-13modified 2026-06-17

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+10364 more

references (8)

External citations — patches, advisories, analysis.

scry

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