{"action":"Upgrade jupyterhub to 0.9.6 or later.","affected":[{"fixed":"0.9.6","introduced":"0"}],"component":"jupyterhub","cve_ids":["CVE-2019-10255"],"ecosystem":"PyPI","epss":0.01756,"exploited":false,"fixed_versions":["0.9.6"],"ghsa_id":"GHSA-rv62-4pmj-xw6h","id":"tcs_01M5KHCNH1MPP28G3ZYY1C5XJD","modified_at":"2026-07-13T16:43:01.249048192Z","published_at":"2026-07-02T14:13:09.322452Z","references":["https://osv.dev/vulnerability/PYSEC-2026-647","https://nvd.nist.gov/vuln/detail/CVE-2019-10255","https://github.com/jupyter/notebook/commit/08c4c898182edbe97aadef1815cce50448f975cb","https://github.com/jupyter/notebook/commit/70fe9f0ddb3023162ece21fbb77d5564306b913b","https://github.com/jupyter/notebook/commit/d65328d4841892b412aef9015165db1eb029a8ed","https://blog.jupyter.org/open-redirect-vulnerability-in-jupyter-jupyterhub-adf43583f1e4","https://github.com/advisories/GHSA-rv62-4pmj-xw6h","https://github.com/jupyter/notebook","https://github.com/jupyter/notebook/compare/05aa4b2...16cf97c","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UP5RLEES2JBBNSNLBR65XM6PCD4EMF7D","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VMDPJBVXOVO6LYGAT46VZNHH6JKSCURO","https://pypi.org/project/jupyterhub"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"PYSEC-2026-647","url":"https://osv.dev/vulnerability/PYSEC-2026-647"}],"summary":"Open Redirect vulnerability in jupyterhub and notebook"}