CVE-2022-39286

Execution with Unnecessary Privileges in JupyterApp

HIGH
8.8
CVSS Score
Published: October 26, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:58 AM UTC
3 products affected across 3 vendorsDebian LinuxFedoraJupyter Core

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.11.2
Affected range stops below 4.11.2, so it looks safe — our inference, not a vendor statement

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-250CWE-269CWE-427

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