CVE-2020-36191

PoC —

CVSS 3.1

4.5 medium

EPSS

<1%p42

Published

Jan 13, 2021 (Jan 13, 2021)

Modified

Jun 17, 2026

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).

Vendors: jupyter
Products: jupyterhub
Weakness: CWE-352
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

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