{"id":"CVE-2019-10255","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-10255","generatedAt":"2026-10-29T02:04:37.999Z","title":"An Open Redirect vulnerability for all browsers in Jupyter Notebook before 5.7.7 and some browsers (Chrome, Firefox) in JupyterHub before 0.9.5 allows crafted links to the login page, which will redirect to a malicious site after successful login.","description":"An Open Redirect vulnerability for all browsers in Jupyter Notebook before 5.7.7 and some browsers (Chrome, Firefox) in JupyterHub before 0.9.5 allows crafted links to the login page, which will redirect to a malicious site after successful login. Servers running on a base_url prefix are not affected.","published":"2019-03-28T16:29:01.000Z","lastModified":"2026-06-17T02:10:35.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-601"],"affected":["jupyter/jupyterhub","jupyter/notebook"],"epss":{"score":0.01756,"percentile":0.77823,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.76%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://blog.jupyter.org/open-redirect-vulnerability-in-jupyter-jupyterhub-adf43583f1e4","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/jupyter/notebook/commit/08c4c898182edbe97aadef1815cce50448f975cb","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/jupyter/notebook/commit/70fe9f0ddb3023162ece21fbb77d5564306b913b","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/jupyter/notebook/commit/d65328d4841892b412aef9015165db1eb029a8ed","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/jupyter/notebook/compare/05aa4b2...16cf97c","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UP5RLEES2JBBNSNLBR65XM6PCD4EMF7D/","source":"cve@mitre.org"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMDPJBVXOVO6LYGAT46VZNHH6JKSCURO/","source":"cve@mitre.org"},{"url":"https://blog.jupyter.org/open-redirect-vulnerability-in-jupyter-jupyterhub-adf43583f1e4","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/jupyter/notebook/commit/08c4c898182edbe97aadef1815cce50448f975cb","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/jupyter/notebook/commit/70fe9f0ddb3023162ece21fbb77d5564306b913b","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/jupyter/notebook/commit/d65328d4841892b412aef9015165db1eb029a8ed","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/jupyter/notebook/compare/05aa4b2...16cf97c","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UP5RLEES2JBBNSNLBR65XM6PCD4EMF7D/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMDPJBVXOVO6LYGAT46VZNHH6JKSCURO/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-10255","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}