Bug 2526780 (CVE-2026-84126) - CVE-2026-84126 firefox: thunderbird: Incorrect boundary conditions in the Layout: Grid component
Summary: CVE-2026-84126 firefox: thunderbird: Incorrect boundary conditions in the Lay...
Keywords:
Status: NEW
Alias: CVE-2026-84126
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: 2026-09-01 12:50 UTC by OSIDB Bzimport
Modified: 2026-09-21 19:43 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2026-09-01 12:50:10 UTC 
Incorrect boundary conditions in the Layout: Grid component. This vulnerability was fixed in Firefox 155.
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