Execution with Unnecessary Privileges in JupyterApp
Impact
What kind of vulnerability is it? Who is impacted?
We’d like to disclose an arbitrary code execution vulnerability in jupyter_core that stems from jupyter_core executing untrusted files in the current working directory. This vulnerability allows one user to run code as another.
Patches
Has the problem been patched? What versions should users upgrade to?
Users should upgrade to jupyter_core>=4.11.2.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading? No
References
Are there any links users can visit to find out more? Similar advisory in IPython
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | jupyter-core | < 4.11.2 | 4.11.2 |
References
- https://github.com/jupyter/jupyter_core/commit/1118c8ce01800cb689d51f655f5ccef19516e283
- https://github.com/jupyter/jupyter_core/security/advisories/GHSA-m678-f26j-3hrp
- https://nvd.nist.gov/vuln/detail/CVE-2022-39286
- https://github.com/jupyter/jupyter_core
- https://github.com/pypa/advisory-database/tree/main/vulns/jupyter-core/PYSEC-2022-42974.yaml
- https://lists.debian.org/debian-lts-announce/2022/11/msg00022.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KKMP5OXXIX2QAUNVNJZ5UEQFKDYYJVBA
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YIDN7JMLK6AOMBQI4QPSW4MBQGWQ5NIN
- https://security.gentoo.org/glsa/202301-04
- https://www.debian.org/security/2023/dsa-5422
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-250, CWE-269, CWE-427- Platform
- Python (PyPI)
- Package
jupyter-core- Disclosed
- 26.10.2022
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2022-42974 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-m678-f26j-3hrp - CC BY 4.0
Vulnerability history: jupyter-core
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 10.2022 06.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 2
Disclosures per year
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 1
- 2026: 0
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Execution with Unnecessary Privileges in JupyterApp this entry
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