Bug 2489201 - CVE-2026-40186 jupyterlab: ApostropheCMS: sanitize-html allowedTags Bypass via Entity-Decoded Text in nonTextTags Elements [fedora-all]
Summary: CVE-2026-40186 jupyterlab: ApostropheCMS: sanitize-html allowedTags Bypass vi...
Keywords:
Status: CLOSED NOTABUG
Alias: None
Product: Fedora
Classification: Fedora
Component: jupyterlab
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Lumír Balhar
QA Contact:
URL:
Whiteboard: {"flaws": ["317fc795-bb3a-455b-976d-8...
Depends On:
Blocks: CVE-2026-40186
TreeView+ depends on / blocked
 
Reported: 2026-06-16 13:55 UTC by Ganesh
Modified: 2026-06-17 10:13 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2026-06-17 10:13:16 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Ganesh 2026-06-16 13:55:35 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 Lumír Balhar 2026-06-17 10:13:16 UTC 
JupyterLab bundles sanitize-html 2.12.1. CVE-2026-40186 is a regression introduced in 2.17.2 and fixed in 2.17.3 — five minor releases ahead of 2.12.1. The bundled version predates the regression entirely and is not affected.
Note You need to log in before you can comment on or make changes to this bug.