Bug 2450752 (CVE-2026-4700) - CVE-2026-4700 firefox: thunderbird: Mitigation bypass in the Networking: HTTP component
Summary: CVE-2026-4700 firefox: thunderbird: Mitigation bypass in the Networking: HTTP...
Keywords:
Status: NEW
Alias: CVE-2026-4700
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-24 13:03 UTC by OSIDB Bzimport
Modified: 2026-03-25 14:30 UTC (History)
5 users (show)

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

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Description OSIDB Bzimport 2026-03-24 13:03:56 UTC 
Mitigation bypass in the Networking: HTTP component. This vulnerability affects Firefox < 149 and Firefox ESR < 140.9.
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