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Fencer Vulns
medium 5.3

CVE-2024-28188 json

jupyter-scheduler's endpoint is missing authentication

published 2024-05-23 2 y ago modified 2026-07-07 4 mo ago also GHSA-v9g2-g7j4-4jxc , PYSEC-2026-1479 , EUVD-2024-1797

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

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.

Patch / fix

  • pypi jupyter-scheduler 1.1.6, 1.2.1, 1.8.2, 2.5.2

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
OSV 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
pypi jupyter-scheduler
>=1.0.0, <1.1.6
>=1.2.0, <1.2.1
>=1.3.0, <1.8.2
>=2.0.0, <2.5.2
1.1.6
1.2.1
1.8.2
2.5.2

Affected products

  • jupyter-server jupyter-scheduler
  • jupyter scheduler

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-287 Improper Authentication

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.