Bug 2490266 - CVE-2026-42557 jupyterlab: JupyterLab: Arbitrary code execution via deceptive button in HTML output [fedora-all]
Summary: CVE-2026-42557 jupyterlab: JupyterLab: Arbitrary code execution via deceptive...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: jupyterlab
Version: 45
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Lumír Balhar
QA Contact:
URL:
Whiteboard: {"flaws": ["5da3a74a-6d98-4599-848f-f...
Depends On:
Blocks: CVE-2026-42557
TreeView+ depends on / blocked
 
Reported: 2026-06-18 10:10 UTC by Vipul Nair
Modified: 2026-10-12 08:37 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Vipul Nair 2026-06-18 10:10:26 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 Aoife Moloney 2026-08-17 14:54:41 UTC 
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle.
Changing version to 45.
Comment 2 Lumír Balhar 2026-10-12 08:37:58 UTC 
Fixed in rawhide and f45, f44 is still affected.
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