CVE-2022-39286 Execution with Unnecessary Privileges in JupyterApp

What is CVE-2022-39286?

CVE-2022-39286 is a high-severity vulnerability in Debian Debian Linux, published on 26 Oct 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-269, CWE-427, CWE-250

Which versions are affected by CVE-2022-39286?

3 open source packages ship an affected version, including jupyter-core. It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Jupyter Jupyter Core.

How do I fix CVE-2022-39286?

Upgrade jupyter-core to 4.11.2 or later.

Is CVE-2022-39286 being exploited?

There is no known exploitation of CVE-2022-39286 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-39286, DLA-3195-1, DSA-5422-1, GHSA-m678-f26j-3hrp, MGASA-2023-0062, PYSEC-2022-42974 and 2 more.