CVE-2026-92050
Critical · CVSS 9.1- CVSS
- 9.1
- nvd
- EPSS
- —
- KEV
- No
- Class
- other
- CWE-362
Description
Sandbox escape due to race condition in the XPConnect component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.
References
Status: profiled · ingested 2026-10-06T00:00:53.000Z