{"id":"CVE-2024-22421","aliases":["BIT-jupyter-base-notebook-2024-22421","BIT-jupyter-notebook-2024-22421","BIT-jupyterlab-2024-22421","DEBIAN-CVE-2024-22421","EUVD-2024-0239","GHSA-44cc-43rp-5947","PYSEC-2026-1706","PYSEC-2026-2534","openSUSE-SU-2024:13605-1"],"status":"published","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","severity":{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0067,"percentile":0.52495,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200","CWE-23"],"published":"2024-01-19T20:28:10Z","modified":"2026-11-05T21:30:38Z","fixes":[{"ecosystem":"PyPI","package":"jupyterlab","fixed_in":["4.0.11","3.6.7"],"sources":["ghsa","osv"]},{"ecosystem":"PyPI","package":"notebook","fixed_in":["7.0.7"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"jupyter-base-notebook","fixed_in":["7.0.7"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"jupyter-notebook","fixed_in":["7.0.7"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"jupyterlab","fixed_in":["3.6.7","4.0.11"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"jupyterlab","fixed_in":["4.0.11+ds1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"jupyterlab","fixed_in":["4.0.11+ds1-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"last_affected":"4.0.10"},{"fixed":"4.0.11"}]}]},{"source":"ghsa","ecosystem":"PyPI","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"3.6.6"},{"fixed":"3.6.7"}]}]},{"source":"ghsa","ecosystem":"PyPI","package":"notebook","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"last_affected":"7.0.6"},{"fixed":"7.0.7"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"jupyter-base-notebook","ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.0.7"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"jupyter-notebook","ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.0.7"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"jupyterlab","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.6.7"},{"introduced":"4.0.0"},{"fixed":"4.0.11"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.11+ds1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.11+ds1-1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.0.11"}]}],"versions":["4.0.0","4.0.1","4.0.10","4.0.2","4.0.3","4.0.4","4.0.5","4.0.6","4.0.7","4.0.8","4.0.9"]},{"source":"osv","ecosystem":"PyPI","package":"jupyterlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.7"}]}],"versions":["0.0.1","0.0.10","0.0.13","0.0.2","0.0.3","0.0.4","0.0.5","0.0.6","0.0.7","0.0.8","0.0.9","0.1.1","0.1.2","0.10.0","0.11.0","0.11.1","0.11.2","0.11.3","0.12.0","0.12.1","0.13.0","0.13.1","0.13.2","0.14.0","0.15.0","0.15.1","0.16.0","0.16.2","0.17.0","0.17.1","0.17.2","0.17.4","0.17.5","0.18.0","0.18.0.dev1","0.18.1","0.19.0","0.2.0","0.20.0","0.20.0rc1","0.20.1","0.20.2","0.20.3","0.20.4","0.21.0","0.21.0rc1","0.21.0rc2","0.21.0rc3","0.21.0rc4","0.21.0rc5","0.22.0","0.22.0rc0","0.22.1","0.23.0","0.23.0rc0","0.23.0rc1","0.23.1","0.23.2","0.24.0","0.24.0rc0","0.24.0rc1","0.24.0rc2","0.24.1","0.25.0","0.25.0rc0","0.25.0rc1","0.25.1","0.25.2","0.25.2rc0","0.26.0","0.26.0rc0","0.26.0rc1","0.26.1","0.26.2","0.26.3","0.26.4","0.26.5","0.27.0","0.27.0rc0","0.27.0rc1","0.27.0rc2","0.27.0rc3","0.27.0rc4","0.27.0rc5","0.27.1","0.27.2","0.28.0","0.28.0rc0","0.28.0rc1","0.28.0rc2","0.28.0rc3","0.28.1","0.28.10","0.28.11","0.28.12","0.28.13","0.28.14","0.28.15","0.28.2","0.28.3","0.28.4","0.28.5","0.28.6","0.28.7","0.28.8","0.29.0","0.29.0rc0","0.29.1","0.29.2","0.3.0","0.30.0","0.30.0rc0","0.30.0rc1","0.30.1","0.30.2","0.30.3","0.30.4","0.30.5","0.30.6","0.31.0","0.31.0rc0","0.31.0rc1","0.31.0rc2","0.31.1","0.31.10","0.31.11","0.31.12","0.31.2","0.31.3","0.31.4","0.31.5","0.31.6","0.31.7","0.31.8","0.31.9","0.32.0","0.32.0rc0","0.32.0rc1","0.32.1","0.33.0","0.33.0rc0","0.33.0rc1","0.33.1","0.33.10","0.33.11","0.33.12","0.33.2","0.33.3","0.33.4","0.33.5","0.33.6","0.33.7","0.33.8","0.33.9","0.34.0","0.34.0rc0","0.34.0rc1","0.34.0rc2","0.34.1","0.34.10","0.34.11","0.34.12","0.34.2","0.34.3","0.34.4","0.34.5","0.34.6","0.34.7","0.34.8","0.34.9","0.35.0","0.35.0rc0","0.35.0rc1","0.35.0rc2","0.35.1","0.35.2","0.35.3","0.35.4","0.35.5","0.35.6","0.4.0","0.4.1","0.5.0","0.6.0","0.7.0","0.8.0","0.9.0","0.9.1","1.0.0","1.0.0a0","1.0.0a1","1.0.0a10","1.0.0a2","1.0.0a3","1.0.0a4","1.0.0a5","1.0.0a6","1.0.0a7","1.0.0a8","1.0.0a9","1.0.0rc0","1.0.0rc1","1.0.1","1.0.10","1.0.2","1.0.3","1.0.4","1.0.5","1.0.6","1.0.7","1.0.9","1.1.0","1.1.0a0","1.1.0a1","1.1.0a2","1.1.0rc0","1.1.1","1.1.2","1.1.3","1.1.4","1.1.5","1.2.0","1.2.0a0","1.2.0a1","1.2.0a2","1.2.0a3","1.2.0rc0","1.2.1","1.2.10","1.2.1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Advisory","advisory","web"]},{"url":"https://github.com/jupyterlab/jupyterlab/commit/1ef7a4fa0202ebdf663e1cc0b45c8813a34a0b96","tags":["web"]},{"url":"https://github.com/jupyterlab/jupyterlab/commit/fccd83dc4441da0384ee3fd1322c3b2d9ad4caaa","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-22421","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-44cc-43rp-5947","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/22xxx/CVE-2024-22421.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-22421","tags":["advisory"]},{"url":"https://github.com/jupyterlab/jupyterlab","tags":["package"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UQJKNRDRFMKGVRIYNNN6CKMNJDNYWO2H","tags":["web"]},{"url":"https://pypi.org/project/notebook","tags":["package"]},{"url":"https://pypi.org/project/jupyterlab","tags":["package"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2024-22420","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-22421","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2024-22421","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-01-19T20:45:49.027Z","modified":"2025-06-17T21:19:25.169Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-200","CWE-23"],"updated_at":"2026-11-02T14:34:00.254134Z"}],"euvd":[{"id":"EUVD-2024-0239","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-01-19T20:45:49Z","modified":"2025-06-17T21:19:25Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T20:32:21.000623Z"}],"ghsa":[{"id":"GHSA-44cc-43rp-5947","title":"JupyterLab vulnerable to potential authentication and CSRF tokens leak","description":"### Impact\nUsers of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version.\n\n### Patches\nJupyterLab 4.1.0b2, 4.0.11, and 3.6.7 were patched.\n\n### Workarounds\nNo workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.\n\n### References\n\nVulnerability reported by user @davwwwx via the [bug bounty program](https://app.intigriti.com/programs/jupyter/jupyter/detail) [sponsored by the European Commission](https://commission.europa.eu/news/european-commissions-open-source-programme-office-starts-bug-bounties-2022-01-19_en) and hosted on the [Intigriti platform](https://www.intigriti.com/).\n","status":"published","published":"2024-01-19T20:28:10Z","modified":"2024-02-10T05:07:37Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:37:37.394986Z"}],"nvd":[{"id":"CVE-2024-22421","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-01-19T21:15:09.87Z","modified":"2026-06-17T07:11:22.763Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-23","CWE-200"],"updated_at":"2026-11-02T14:09:32.147098Z"}],"osv":[{"id":"CVE-2024-22421","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-01-19T20:45:49.027Z","modified":"2026-11-06T10:30:21.573732708Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-200","CWE-23"],"updated_at":"2026-11-06T11:12:00.305379Z"},{"id":"DEBIAN-CVE-2024-22421","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0b2, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-01-19T21:15:09.87Z","modified":"2026-11-02T12:01:24.582372602Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:41.849198Z"},{"id":"GHSA-44cc-43rp-5947","title":"JupyterLab vulnerable to potential authentication and CSRF tokens leak","description":"### Impact\nUsers of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version.\n\n### Patches\nJupyterLab 4.1.0b2, 4.0.11, and 3.6.7 were patched.\n\n### Workarounds\nNo workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.\n\n### References\n\nVulnerability reported by user @davwwwx via the [bug bounty program](https://app.intigriti.com/programs/jupyter/jupyter/detail) [sponsored by the European Commission](https://commission.europa.eu/news/european-commissions-open-source-programme-office-starts-bug-bounties-2022-01-19_en) and hosted on the [Intigriti platform](https://www.intigriti.com/).\n","status":"published","published":"2024-01-19T20:28:10Z","modified":"2026-09-10T03:50:04.786005565Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:36.434231Z"},{"id":"PYSEC-2026-1706","title":"JupyterLab vulnerable to potential authentication and CSRF tokens leak","description":"### Impact\nUsers of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version.\n\n### Patches\nJupyterLab 4.1.0b2, 4.0.11, and 3.6.7 were patched.\n\n### Workarounds\nNo workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.\n\n### References\n\nVulnerability reported by user @davwwwx via the [bug bounty program](https://app.intigriti.com/programs/jupyter/jupyter/detail) [sponsored by the European Commission](https://commission.europa.eu/news/european-commissions-open-source-programme-office-starts-bug-bounties-2022-01-19_en) and hosted on the [Intigriti platform](https://www.intigriti.com/).\n","status":"published","published":"2026-07-07T11:45:30.889714Z","modified":"2026-07-13T16:42:58.393120611Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:52:55.06457Z"},{"id":"PYSEC-2026-2534","title":"JupyterLab vulnerable to potential authentication and CSRF tokens leak","description":"### Impact\nUsers of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version.\n\n### Patches\nJupyterLab 4.1.0b2, 4.0.11, and 3.6.7 were patched.\n\n### Workarounds\nNo workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.\n\n### References\n\nVulnerability reported by user @davwwwx via the [bug bounty program](https://app.intigriti.com/programs/jupyter/jupyter/detail) [sponsored by the European Commission](https://commission.europa.eu/news/european-commissions-open-source-programme-office-starts-bug-bounties-2022-01-19_en) and hosted on the [Intigriti platform](https://www.intigriti.com/).\n","status":"published","published":"2026-07-13T14:20:02.685378Z","modified":"2026-07-13T16:42:58.393120611Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:52:55.961245Z"},{"id":"BIT-jupyter-base-notebook-2024-22421","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-03-06T10:53:51.269Z","modified":"2026-09-10T16:01:40.823680651Z","updated_at":"2026-11-02T15:28:31.782692Z"},{"id":"BIT-jupyterlab-2024-22421","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-03-06T10:54:03.685Z","modified":"2026-09-10T16:01:40.87640383Z","updated_at":"2026-11-02T15:28:31.782692Z"},{"id":"BIT-jupyter-notebook-2024-22421","title":"Potential authentication and CSRF tokens leak in JupyterLab","description":"JupyterLab is an extensible environment for interactive and reproducible computing, based on the Jupyter Notebook and Architecture. Users of JupyterLab who click on a malicious link may get their `Authorization` and `XSRFToken` tokens exposed to a third party when running an older `jupyter-server` version. JupyterLab versions 4.1.0, 4.0.11, and 3.6.7 are patched. No workaround has been identified, however users should ensure to upgrade `jupyter-server` to version 2.7.2 or newer which includes a redirect vulnerability fix.","status":"published","published":"2024-03-06T10:53:53.191Z","modified":"2026-09-10T16:01:22.914962418Z","updated_at":"2026-11-02T15:28:31.782692Z"},{"id":"openSUSE-SU-2024:13605-1","title":"jupyter-jupyterlab-4.0.11-1.1 on GA media","description":"These are all security issues fixed in the jupyter-jupyterlab-4.0.11-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:12:02.488543Z","updated_at":"2026-11-02T16:58:36.327643Z"}]}}