cvedb.io
CVE-2026-4692
CRITICAL · CVSS 10
EPSS exploitation probability: 0%
Published 2026-03-24T13:16:05.040 · Last modified 2026-06-30T03:20:38.193

Summary

Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Affected products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.