CVE-2019-11710

Description

Mozilla developers and community members reported memory safety bugs present in Firefox 67. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 68.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.31% Top 25%
Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2019-21/ vendor advisory
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1549768%2C1548611%2C1533842%2C1537692%2C1540590%2C1551907%2C1510345%2C1535482%2C1535848%2C1547472%2C1547760%2C1507696%2C1544180 issue tracking vendor advisory
https://security.gentoo.org/glsa/201908-12 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html mailing list third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-11710?
CVE-2019-11710 has been scored as a critical severity vulnerability.
How to fix CVE-2019-11710?
To fix CVE-2019-11710, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-11710 being actively exploited in the wild?
It is possible that CVE-2019-11710 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-11710?
CVE-2019-11710 affects Mozilla Firefox.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.