{"action":"Upgrade notebook to 6.1.5 or later.","affected":[{"fixed":"6.1.5","introduced":"0"}],"component":"notebook","cve_ids":["CVE-2020-26215"],"ecosystem":"PyPI","epss":0.01228,"exploited":false,"fixed_versions":["6.1.5"],"ghsa_id":"GHSA-c7vm-f5p4-8fqh","id":"tcs_01M5KG9V50Q0X9A9X5JFYZ9VQS","modified_at":"2025-10-09T07:06:38.322155Z","published_at":"2020-11-18T22:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2020-215","https://github.com/jupyter/notebook/security/advisories/GHSA-c7vm-f5p4-8fqh","https://github.com/jupyter/notebook/commit/3cec4bbe21756de9f0c4bccf18cf61d840314d74","https://lists.debian.org/debian-lts-announce/2020/12/msg00004.html"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2020-215","url":"https://osv.dev/vulnerability/PYSEC-2020-215"}],"summary":"Jupyter Notebook before version 6.1.5 has an Open redirect vulnerability. A maliciously crafted link to a notebook server could redirect the browser to a different website. All notebook servers are te"}