{"schema_version":1,"title":"Project Jupyter vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 10 vulnerabilities in Project Jupyter: 0 in the last 7 days and 7 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-73417, was published on 13 August 2026. 2 technologies have a page of their own.","url":"https://junglewise.ai/threats/vendors/project-jupyter","json_url":"https://junglewise.ai/threats/vendors/project-jupyter.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/vendors/project-jupyter","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"vendor","counts":{"high":2,"all_time":10,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":7,"last_365_days":9},"latest":[{"cve":"CVE-2026-73417","cvss":4,"epss":0.0075,"slug":"cve-2026-73417-jupyterlab-arbitrary-code-execution-via-malicious-overrides-json","title":"JupyterLab arbitrary code execution via malicious overrides.json","severity":"medium","exploited":false,"published_at":"2026-08-13T22:17:26.133+00:00","url":"https://junglewise.ai/threats/cve-2026-73417-jupyterlab-arbitrary-code-execution-via-malicious-overrides-json"},{"cve":"CVE-2026-73416","cvss":4,"epss":0.0066,"slug":"cve-2026-73416-jupyterlab-extension-blocklist-bypass-via-package-name-variant","title":"JupyterLab extension blocklist bypass via package name variant","severity":"medium","exploited":false,"published_at":"2026-08-13T22:17:25.963+00:00","url":"https://junglewise.ai/threats/cve-2026-73416-jupyterlab-extension-blocklist-bypass-via-package-name-variant"},{"cve":"CVE-2026-73627","cvss":6,"epss":0.0042,"slug":"cve-2026-73627-jupyterlab-plugin-manager-lock-rule-enforcement-bypass","title":"JupyterLab plugin manager lock-rule enforcement bypass","severity":"info","exploited":false,"published_at":"2026-08-13T12:17:28.043+00:00","url":"https://junglewise.ai/threats/cve-2026-73627-jupyterlab-plugin-manager-lock-rule-enforcement-bypass"},{"cvss":8.6,"slug":"jupyterlab-xss-via-crafted-settings-file-in-overrides-json-32224a26","title":"JupyterLab XSS via crafted settings file in overrides.json","severity":"high","exploited":false,"published_at":"2026-07-22T23:16:18+00:00","url":"https://junglewise.ai/threats/jupyterlab-xss-via-crafted-settings-file-in-overrides-json-32224a26"},{"cvss":6.1,"slug":"jupyterlab-blocklist-bypass-in-pypi-extension-manager-7ad5968e","title":"JupyterLab blocklist bypass in PyPI extension manager","severity":"medium","exploited":false,"published_at":"2026-07-22T23:14:27+00:00","url":"https://junglewise.ai/threats/jupyterlab-blocklist-bypass-in-pypi-extension-manager-7ad5968e"},{"cvss":6,"slug":"jupyter-jupyterlab-auth-bypass-in-pluginmanager-lock-rule-enforcement-ac224559","title":"Jupyter JupyterLab auth bypass in PluginManager lock-rule enforcement","severity":"medium","exploited":false,"published_at":"2026-07-22T23:13:34+00:00","url":"https://junglewise.ai/threats/jupyter-jupyterlab-auth-bypass-in-pluginmanager-lock-rule-enforcement-ac224559"},{"cve":"CVE-2026-40171","cvss":4,"epss":0.0066,"slug":"cve-2026-40171-jupyter-notebook-authentication-token-theft-via-commandlinker-xss","title":"PYSEC-2026-2682 - Jupyter Notebook Vulnerable to Authentication Token Theft via CommandLinker XSS","severity":"medium","exploited":false,"published_at":"2026-07-13T15:02:55.67876+00:00","url":"https://junglewise.ai/threats/cve-2026-40171-jupyter-notebook-authentication-token-theft-via-commandlinker-xss"},{"cve":"CVE-2026-42557","cvss":9.6,"epss":0.0072,"slug":"cve-2026-42557-jupyter-jupyterlab-arbitrary-command-execution-via-html-sanitizer","title":"Jupyter JupyterLab arbitrary command execution via HTML sanitizer bypass","severity":"critical","exploited":false,"published_at":"2026-05-13T16:16:48.167+00:00","url":"https://junglewise.ai/threats/cve-2026-42557-jupyter-jupyterlab-arbitrary-command-execution-via-html-sanitizer"},{"cve":"CVE-2026-42266","cvss":8.8,"epss":0.0085,"slug":"cve-2026-42266-project-jupyter-jupyterlab-privilege-escalation-in-pypi-extension","title":"Project Jupyter JupyterLab privilege escalation in PyPI Extension Manager","severity":"high","exploited":false,"published_at":"2026-05-13T16:16:47.017+00:00","url":"https://junglewise.ai/threats/cve-2026-42266-project-jupyter-jupyterlab-privilege-escalation-in-pypi-extension"},{"cve":"CVE-2018-19352","cvss":3,"epss":0.0134,"slug":"cve-2018-19352-jupyter-notebook-xss-via-directory-name","title":"PYSEC-2018-18 - Jupyter Notebook before 5.7.2 allows XSS via a crafted directory name because notebook/static/tree/js/notebooklist.js handles certain URLs u","severity":"low","exploited":false,"published_at":"2018-11-18T17:29:00+00:00","url":"https://junglewise.ai/threats/cve-2018-19352-jupyter-notebook-xss-via-directory-name"}],"vendor":{"hub":true,"name":"Project Jupyter","slug":"project-jupyter","homepage":"https://jupyter.org/","description":"Project Jupyter is a non-profit organization created to develop open-source software, open-standards, and services for interactive computing across dozens of programming languages.","url":"https://junglewise.ai/threats/vendors/project-jupyter"},"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":3},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"most_severe":[{"cve":"CVE-2026-42557","cvss":9.6,"epss":0.0072,"slug":"cve-2026-42557-jupyter-jupyterlab-arbitrary-command-execution-via-html-sanitizer","title":"Jupyter JupyterLab arbitrary command execution via HTML sanitizer bypass","severity":"critical","exploited":false,"published_at":"2026-05-13T16:16:48.167+00:00","url":"https://junglewise.ai/threats/cve-2026-42557-jupyter-jupyterlab-arbitrary-command-execution-via-html-sanitizer"},{"cve":"CVE-2026-42266","cvss":8.8,"epss":0.0085,"slug":"cve-2026-42266-project-jupyter-jupyterlab-privilege-escalation-in-pypi-extension","title":"Project Jupyter JupyterLab privilege escalation in PyPI Extension Manager","severity":"high","exploited":false,"published_at":"2026-05-13T16:16:47.017+00:00","url":"https://junglewise.ai/threats/cve-2026-42266-project-jupyter-jupyterlab-privilege-escalation-in-pypi-extension"},{"cvss":8.6,"slug":"jupyterlab-xss-via-crafted-settings-file-in-overrides-json-32224a26","title":"JupyterLab XSS via crafted settings file in overrides.json","severity":"high","exploited":false,"published_at":"2026-07-22T23:16:18+00:00","url":"https://junglewise.ai/threats/jupyterlab-xss-via-crafted-settings-file-in-overrides-json-32224a26"},{"cvss":6.1,"slug":"jupyterlab-blocklist-bypass-in-pypi-extension-manager-7ad5968e","title":"JupyterLab blocklist bypass in PyPI extension manager","severity":"medium","exploited":false,"published_at":"2026-07-22T23:14:27+00:00","url":"https://junglewise.ai/threats/jupyterlab-blocklist-bypass-in-pypi-extension-manager-7ad5968e"},{"cvss":6,"slug":"jupyter-jupyterlab-auth-bypass-in-pluginmanager-lock-rule-enforcement-ac224559","title":"Jupyter JupyterLab auth bypass in PluginManager lock-rule enforcement","severity":"medium","exploited":false,"published_at":"2026-07-22T23:13:34+00:00","url":"https://junglewise.ai/threats/jupyter-jupyterlab-auth-bypass-in-pluginmanager-lock-rule-enforcement-ac224559"},{"cve":"CVE-2026-73417","cvss":4,"epss":0.0075,"slug":"cve-2026-73417-jupyterlab-arbitrary-code-execution-via-malicious-overrides-json","title":"JupyterLab arbitrary code execution via malicious overrides.json","severity":"medium","exploited":false,"published_at":"2026-08-13T22:17:26.133+00:00","url":"https://junglewise.ai/threats/cve-2026-73417-jupyterlab-arbitrary-code-execution-via-malicious-overrides-json"},{"cve":"CVE-2026-73416","cvss":4,"epss":0.0066,"slug":"cve-2026-73416-jupyterlab-extension-blocklist-bypass-via-package-name-variant","title":"JupyterLab extension blocklist bypass via package name variant","severity":"medium","exploited":false,"published_at":"2026-08-13T22:17:25.963+00:00","url":"https://junglewise.ai/threats/cve-2026-73416-jupyterlab-extension-blocklist-bypass-via-package-name-variant"},{"cve":"CVE-2026-40171","cvss":4,"epss":0.0066,"slug":"cve-2026-40171-jupyter-notebook-authentication-token-theft-via-commandlinker-xss","title":"PYSEC-2026-2682 - Jupyter Notebook Vulnerable to Authentication Token Theft via CommandLinker XSS","severity":"medium","exploited":false,"published_at":"2026-07-13T15:02:55.67876+00:00","url":"https://junglewise.ai/threats/cve-2026-40171-jupyter-notebook-authentication-token-theft-via-commandlinker-xss"},{"cve":"CVE-2018-19352","cvss":3,"epss":0.0134,"slug":"cve-2018-19352-jupyter-notebook-xss-via-directory-name","title":"PYSEC-2018-18 - Jupyter Notebook before 5.7.2 allows XSS via a crafted directory name because notebook/static/tree/js/notebooklist.js handles certain URLs u","severity":"low","exploited":false,"published_at":"2018-11-18T17:29:00+00:00","url":"https://junglewise.ai/threats/cve-2018-19352-jupyter-notebook-xss-via-directory-name"},{"cve":"CVE-2026-73627","cvss":6,"epss":0.0042,"slug":"cve-2026-73627-jupyterlab-plugin-manager-lock-rule-enforcement-bypass","title":"JupyterLab plugin manager lock-rule enforcement bypass","severity":"info","exploited":false,"published_at":"2026-08-13T12:17:28.043+00:00","url":"https://junglewise.ai/threats/cve-2026-73627-jupyterlab-plugin-manager-lock-rule-enforcement-bypass"}],"generated_at":"2026-09-28T03:07:00.154823+00:00","technologies":[{"name":"Project Jupyter Jupyterlab","slug":"jupyterlab","vulnerabilities":11,"url":"https://junglewise.ai/threats/technologies/jupyterlab"},{"name":"Project Jupyter Notebook","slug":"notebook","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/notebook"}]}