CVE-2018-12390: Mozilla Firefox

Affected products, as the CNA wrote them
Vendor	Product	Versions
Mozilla	Firefox	affected unspecified to before 63 custom
Mozilla	Firefox ESR	affected unspecified to before 60.3 custom
Mozilla	Thunderbird	affected unspecified to before 60.3 custom

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

CISA KEV Not listed.
EPSS 0.032, the 88th percentile, on 8 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 28 Feb 2019. New records show when each source confirmed them.

Sources

References from the CNA

www.securityfocus.com/bid/105769 vdb-entrybid
www.debian.org/security/2018/dsa-4324 vendor-advisorydebian
www.mozilla.org/security/advisories/mfsa2018-28/ confirm
www.mozilla.org/security/advisories/mfsa2018-26/ confirm
lists.debian.org/debian-lts-announce/2018/11/msg00011.html mailing-listmlist
security.gentoo.org/glsa/201811-04 vendor-advisorygentoo
security.gentoo.org/glsa/201811-13 vendor-advisorygentoo
www.debian.org/security/2018/dsa-4337 vendor-advisorydebian
bugzilla.mozilla.org/buglist.cgi?bug_id=1487098%2C1487660%2C1490234%2C1496159%2C1443748%2C1496340%2C1483905%2C1493347%2C1488803%2C1498701%2C1498482%2C1442010%2C1495245%2C1483699%2C1469486%2C1484905%2C1490561%2C1492524%2C1481844 confirm
www.mozilla.org/security/advisories/mfsa2018-27/ confirm
access.redhat.com/errata/RHSA-2018:3005 vendor-advisoryredhat
www.securityfocus.com/bid/105718 vdb-entrybid
access.redhat.com/errata/RHSA-2018:3006 vendor-advisoryredhat
usn.ubuntu.com/3801-1/ vendor-advisoryubuntu
usn.ubuntu.com/3868-1/ vendor-advisoryubuntu
access.redhat.com/errata/RHSA-2018:3532 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2018:3531 vendor-advisoryredhat
lists.debian.org/debian-lts-announce/2018/11/msg00008.html mailing-listmlist
www.securitytracker.com/id/1041944 vdb-entrysectrack

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.