Bug 2484713 - CVE-2026-40934 python-jupyter-server: Jupyter Server: Authentication bypass due to unrotated cookie secret [fedora-all]
Summary: CVE-2026-40934 python-jupyter-server: Jupyter Server: Authentication bypass d...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: python-jupyter-server
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Lumír Balhar
QA Contact:
URL:
Whiteboard: {"flaws": ["3081606c-cc4b-46b5-b7d4-5...
Depends On:
Blocks: CVE-2026-40934
TreeView+ depends on / blocked
 
Reported: 2026-06-04 11:07 UTC by Dhananjay Arunesh
Modified: 2026-07-05 01:07 UTC (History)
2 users (show)

Fixed In Version: python-jupyter-server-2.19.0-2.fc43 python-jupyter-server-2.20.0-1.fc44
Clone Of:
Environment:
Last Closed: 2026-06-27 00:55:18 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Dhananjay Arunesh 2026-06-04 11:07:10 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Comment 1 Fedora Update System 2026-06-17 10:33:00 UTC
FEDORA-2026-458669c813 (python-jupyter-server-2.19.0-2.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-458669c813

Comment 2 Fedora Update System 2026-06-17 10:33:07 UTC
FEDORA-2026-9536c7cb79 (python-jupyter-server-2.19.0-2.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-9536c7cb79

Comment 3 Fedora Update System 2026-06-19 01:39:31 UTC
FEDORA-2026-9536c7cb79 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-9536c7cb79`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-9536c7cb79

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Fedora Update System 2026-06-19 19:00:28 UTC
FEDORA-2026-458669c813 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-458669c813`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-458669c813

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-06-27 00:55:18 UTC
FEDORA-2026-9536c7cb79 (python-jupyter-server-2.19.0-2.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-06-27 01:58:29 UTC
FEDORA-2026-dd1d19e58b has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-dd1d19e58b`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-dd1d19e58b

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-07-05 01:07:53 UTC
FEDORA-2026-dd1d19e58b (python-jupyter-server-2.20.0-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.


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