CVE-2022-39286

Name: CVE-2022-39286
Creator: NVD / NIST
Published: 2022-10-26T20:15:10.49+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.06%

Last modified Jun 17, 2026

CVE-2022-39286 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Jupyter Core is a package for the core common functionality of Jupyter projects. Jupyter Core prior to version 4.11.2 contains an arbitrary code execution vulnerability in `jupyter_core` that stems from `jupyter_core` executing untrusted files in CWD. EPSS estimates a 1.06% chance of exploitation in the next 30 days.

Description

Jupyter Core is a package for the core common functionality of Jupyter projects. Jupyter Core prior to version 4.11.2 contains an arbitrary code execution vulnerability in `jupyter_core` that stems from `jupyter_core` executing untrusted files in CWD. This vulnerability allows one user to run code as another. Version 4.11.2 contains a patch for this issue. There are no known workarounds.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.06%

60.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Jupyter	Jupyter Core	< 4.11.2
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0
Fedoraproject	Fedora	36
Fedoraproject	Fedora	37

References

https://github.com/jupyter/jupyter_core/commit/1118c8ce01800cb689d51f655f5ccef19516e283Patch, Third Party Advisory
https://github.com/jupyter/jupyter_core/security/advisories/GHSA-m678-f26j-3hrpThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00022.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KKMP5OXXIX2QAUNVNJZ5UEQFKDYYJVBA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YIDN7JMLK6AOMBQI4QPSW4MBQGWQ5NIN/
https://security.gentoo.org/glsa/202301-04Third Party Advisory
https://www.debian.org/security/2023/dsa-5422Third Party Advisory
https://github.com/jupyter/jupyter_core/commit/1118c8ce01800cb689d51f655f5ccef19516e283Patch, Third Party Advisory
https://github.com/jupyter/jupyter_core/security/advisories/GHSA-m678-f26j-3hrpThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00022.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KKMP5OXXIX2QAUNVNJZ5UEQFKDYYJVBA/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YIDN7JMLK6AOMBQI4QPSW4MBQGWQ5NIN/
https://security.gentoo.org/glsa/202301-04Third Party Advisory
https://www.debian.org/security/2023/dsa-5422Third Party Advisory

Timeline

Published: Oct 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-39286?

How severe is CVE-2022-39286?

CVE-2022-39286 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.

How do I fix CVE-2022-39286?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-39286?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST