Vulnerability in Mozilla Firefox

CVE-2018-12392

When manipulating user events in nested loops while opening a document through script, it is possible to trigger a potentially exploitable crash due to poor event handling. This vulnerability affects Firefox < 63, Firefox ESR < 60.3, and T…

EPSS: 0.034 (87.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2018-12392?
CVE-2018-12392 is a critical-severity vulnerability in Mozilla Firefox. CVSS score: 9.8/10. Published 2019-02-28.
How severe is CVE-2018-12392?
Critical severity. CVSS v3 base score is 9.8 out of 10.