CVE-2017-7826: Mozilla Firefox

Affected products, as the CNA wrote them
Vendor	Product	Versions
Mozilla	Firefox	affected unspecified to before 57 custom
Mozilla	Firefox ESR	affected unspecified to before 52.5 custom
Mozilla	Thunderbird	affected unspecified to before 52.5 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 0.033, the 88th percentile, on 9 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 11 Jun 2018. New records show when each source confirmed them.

Sources

References from the CNA

lists.debian.org/debian-lts-announce/2017/12/msg00001.html mailing-listmlist
www.debian.org/security/2017/dsa-4035 vendor-advisorydebian
www.mozilla.org/security/advisories/mfsa2017-24/ confirm
www.mozilla.org/security/advisories/mfsa2017-25/ confirm
www.securityfocus.com/bid/101832 vdb-entrybid
www.mozilla.org/security/advisories/mfsa2017-26/ confirm
bugzilla.mozilla.org/buglist.cgi?bug_id=1394530%2C1369561%2C1411458%2C1400003%2C1395138%2C1408412%2C1393840%2C1400763%2C1339259%2C1394265%2C1407740%2C1407751%2C1408005%2C1406398%2C1387799%2C1261175%2C1400554%2C1375146%2C1397811%2C1404636%2C1401804 confirm
www.securitytracker.com/id/1039803 vdb-entrysectrack
www.debian.org/security/2017/dsa-4061 vendor-advisorydebian
lists.debian.org/debian-lts-announce/2017/11/msg00018.html mailing-listmlist
access.redhat.com/errata/RHSA-2017:3247 vendor-advisoryredhat
www.debian.org/security/2017/dsa-4075 vendor-advisorydebian
usn.ubuntu.com/3688-1/ vendor-advisoryubuntu
access.redhat.com/errata/RHSA-2017:3372 vendor-advisoryredhat

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.