Bug 2444971

Summary: CVE-2026-28350 python-lxml-html-clean: lxml_html_clean: Web link hijacking due to improper base tag handling [fedora-all]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: python-lxml-html-cleanAssignee: Lumír Balhar <lbalhar>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: lbalhar, python-packagers-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["858b3b9c-b13a-49a5-b0e2-63ca9d02f9a6"]}
Fixed In Version: python-lxml-html-clean-0.4.4-1.fc44 python-lxml-html-clean-0.4.4-1.fc43 python-lxml-html-clean-0.4.4-1.fc42 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-03-12 00:15:54 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2444963    

Description Jon Moroney 2026-03-05 21:30:13 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 2026-03-06 07:11:26 UTC
FEDORA-2026-154efc6066 (python-lxml-html-clean-0.4.4-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-154efc6066

Comment 2 Fedora Update System 2026-03-06 07:11:30 UTC
FEDORA-2026-f46fc594f3 (python-lxml-html-clean-0.4.4-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f46fc594f3

Comment 3 Fedora Update System 2026-03-06 07:11:47 UTC
FEDORA-2026-fdded962b2 (python-lxml-html-clean-0.4.4-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-fdded962b2

Comment 4 Fedora Update System 2026-03-12 00:15:54 UTC
FEDORA-2026-f46fc594f3 (python-lxml-html-clean-0.4.4-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 5 Fedora Update System 2026-03-12 01:57:02 UTC
FEDORA-2026-fdded962b2 (python-lxml-html-clean-0.4.4-1.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 2026-03-12 02:19:21 UTC
FEDORA-2026-154efc6066 (python-lxml-html-clean-0.4.4-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.