Bug 2448737

Summary: CVE-2026-27977 mozjs128: Next.js: null origin can bypass dev HMR websocket CSRF checks [fedora-all]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: mozjs128Assignee: FrantiĊĦek Zatloukal <fzatlouk>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: fzatlouk
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["a0f6a451-8def-4c5a-90b7-a264ceb63fd1"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On:    
Bug Blocks: 2448514    

Description Jon Moroney 2026-03-18 18:43:13 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.