{"id":"CVE-2018-21030","details":"Jupyter Notebook before 5.5.0 does not use a CSP header to treat served files as belonging to a separate origin. Thus, for example, an XSS payload can be placed in an SVG document.","aliases":["GHSA-jqwc-jm56-wcwj","PYSEC-2019-157"],"modified":"2026-04-16T04:41:30.634043940Z","published":"2019-10-31T15:15:10.420Z","references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/11/msg00033.html"},{"type":"ADVISORY","url":"https://github.com/jupyter/notebook/releases/tag/5.5.0"},{"type":"FIX","url":"https://github.com/jupyter/notebook/pull/3341"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/jupyter/notebook","events":[{"introduced":"0"},{"fixed":"3b84442f214e28296f0affd79699ca26f44790c1"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"5.5.0"}]}}],"versions":["4.0.0","4.0.1","4.1.0","5.0.0","5.0.0-rc.1","5.0.0b1","5.0.0b2","5.0.0rc2","5.1.0","5.1.0rc1","5.1.0rc3","5.2.0","5.2.0rc1","5.3.0","5.3.0rc1","5.3.1","5.4.0","5.5.0rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-21030.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}