{"action":"Upgrade jupyterhub to 3.0.0+ds1-1 or later.","affected":[{"fixed":"3.0.0+ds1-1","introduced":"0"}],"component":"jupyterhub","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.0.0+ds1-1"],"id":"tcs_01M5NF2K1H2HZETFX61XMFE7Y2","modified_at":"2026-09-11T11:02:34.889169962Z","published_at":"2021-01-13T04:15:13.073Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-36191","https://security-tracker.debian.org/tracker/CVE-2020-36191"],"severity":{"label":"medium","score":4.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-36191#Debian:14/jupyterhub","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-36191"}],"summary":"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)."}