CVE-2024-28188: jupyter-scheduler's endpoint is missing authentication

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-23 · updated 2026-06-17
Weakness: CWE-200

Description

Jupyter Scheduler is collection of extensions for programming jobs to run now or run on a schedule. The list of conda environments of `jupyter-scheduler` users maybe be exposed, potentially revealing information about projects that a specific user may be working on. This vulnerability has been patched in version(s) 1.1.6, 1.2.1, 1.8.2 and 2.5.2.

Affected products

jupyter Scheduler: from 1.0.0 through 1.1.5; from 1.3.0 through 1.8.1; from 2.0.0 through 2.5.1; 1.2.0

References

https://github.com/jupyter-server/jupyter-scheduler/security/advisories/GHSA-v9g2-g7j4-4jxc
https://github.com/jupyter-server/jupyter_server/pull/1392
https://github.com/jupyter-server/jupyter-scheduler/security/advisories/GHSA-v9g2-g7j4-4jxc
https://github.com/jupyter-server/jupyter_server/pull/1392

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