Jupyter Core is a package for the core common functionality of Jupyter projects. When using Jupyter Core prior to version 5.8.0 on Windows, the shared `%PROGRAMDATA%` directory is searched for configuration files (`SYSTEM_CONFIG_PATH` and `SYSTEM_JUPYTER_PATH`), which may allow users to create configuration files affecting other users. Only shared Windows systems with multiple users and unprotected `%PROGRAMDATA%` are affected. Users should upgrade to Jupyter Core version 5.8.0 or later to receive a patch. Some other mitigations are available. As administrator, modify the permissions on the `%PROGRAMDATA%` directory so it is not writable by unauthorized users; or as administrator, create the `%PROGRAMDATA%\jupyter` directory with appropriately restrictive permissions; or as user or administrator, set the `%PROGRAMDATA%` environment variable to a directory with appropriately restrictive permissions (e.g. controlled by administrators _or_ the current user).
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Tue, 03 Jun 2025 18:15:00 +0000
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Tue, 03 Jun 2025 17:00:00 +0000
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Description | Jupyter Core is a package for the core common functionality of Jupyter projects. When using Jupyter Core prior to version 5.8.0 on Windows, the shared `%PROGRAMDATA%` directory is searched for configuration files (`SYSTEM_CONFIG_PATH` and `SYSTEM_JUPYTER_PATH`), which may allow users to create configuration files affecting other users. Only shared Windows systems with multiple users and unprotected `%PROGRAMDATA%` are affected. Users should upgrade to Jupyter Core version 5.8.0 or later to receive a patch. Some other mitigations are available. As administrator, modify the permissions on the `%PROGRAMDATA%` directory so it is not writable by unauthorized users; or as administrator, create the `%PROGRAMDATA%\jupyter` directory with appropriately restrictive permissions; or as user or administrator, set the `%PROGRAMDATA%` environment variable to a directory with appropriately restrictive permissions (e.g. controlled by administrators _or_ the current user). | |
Title | Jupyter Core on Windows Has Uncontrolled Search Path Element Local Privilege Escalation Vulnerability | |
Weaknesses | CWE-427 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-06-03T16:42:16.357Z
Updated: 2025-06-03T17:34:46.033Z
Reserved: 2025-03-17T12:41:42.568Z
Link: CVE-2025-30167

Updated: 2025-06-03T17:34:42.419Z

Status : Awaiting Analysis
Published: 2025-06-03T17:15:21.520
Modified: 2025-06-04T14:54:33.783
Link: CVE-2025-30167

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