CVE-2026-100819

CRITICAL9.6

Published 2026-09-29 · Updated 2026-09-29 · Source security@mozilla.org

Description

Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CWE-119

References

View on NVD

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