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9.6 Critical

CVE-2026-92045 Sandbox escape due to incorrect boundary conditions in the WebRTC component

Description

Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

Affected products and versions

Product Affected versions Fixed in
Firefox 156 earliest → < 156 156
Firefox 153.3 earliest → < 153.3 153.3
Thunderbird 156 earliest → < 156 156
Thunderbird 153.3 earliest → < 153.3 153.3

References

Timeline

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