Bug 2463485 (CVE-2026-7321) - CVE-2026-7321 firefox: thunderbird: webrtc: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component
Summary: CVE-2026-7321 firefox: thunderbird: webrtc: Sandbox escape due to incorrect b...
Keywords:
Status: NEW
Alias: CVE-2026-7321
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: 2464330 2464331 2464332 2464334
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-28 15:01 UTC by OSIDB Bzimport
Modified: 2026-05-11 19:45 UTC (History)
7 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-04-28 15:01:49 UTC 
Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox ESR 140.10.1.
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