Bug 2533798 (CVE-2026-92050) - CVE-2026-92050 firefox: thunderbird: Sandbox escape due to race condition in the XPConnect component
Summary: CVE-2026-92050 firefox: thunderbird: Sandbox escape due to race condition in ...
Keywords:
Status: NEW
Alias: CVE-2026-92050
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-15 13:05 UTC by OSIDB Bzimport
Modified: 2026-09-17 06:55 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
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Description OSIDB Bzimport 2026-09-15 13:05:15 UTC 
Sandbox escape due to race condition in the XPConnect component. This vulnerability was fixed in Firefox 156.
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