Bug 2447172

Summary: CVE-2026-1527 nodejs20: Undici: HTTP header injection and request smuggling vulnerability [fedora-all]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: nodejs20Assignee: Jan Staněk <jstanek>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: aradchen, jstanek, tjuhasz
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["6aba6002-daeb-47d8-8cd1-1a979c4a65fb"]}
Fixed In Version: nodejs20-20.20.2-3.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-05-05 01:13:19 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: 2447141    

Description Jon Moroney 2026-03-12 21:57:22 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 2026-04-22 15:45:53 UTC
FEDORA-2026-9dc3a61ad8 (nodejs20-20.20.2-3.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-9dc3a61ad8

Comment 2 Fedora Update System 2026-04-23 02:01:13 UTC
FEDORA-2026-9dc3a61ad8 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-2026-9dc3a61ad8`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-9dc3a61ad8

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

Comment 3 Fedora Update System 2026-05-05 01:13:19 UTC
FEDORA-2026-9dc3a61ad8 (nodejs20-20.20.2-3.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.