CVE-2018-12388

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Mozilla developers and community members reported memory safety bugs present in Firefox 62. 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 < 63.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 63

References

http://www.securityfocus.com/bid/105721Third Party Advisory
http://www.securitytracker.com/id/1041944Third Party Advisory
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1472639%2C1485698%2C1301547%2C1471427%2C1379411%2C1482122%2C1486314%2C1487167Issue Tracking, Permissions Required, Vendor Advisory
https://usn.ubuntu.com/3801-1/Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-26/Vendor Advisory
http://www.securityfocus.com/bid/105721Third Party Advisory
http://www.securitytracker.com/id/1041944Third Party Advisory
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1472639%2C1485698%2C1301547%2C1471427%2C1379411%2C1482122%2C1486314%2C1487167Issue Tracking, Permissions Required, Vendor Advisory
https://usn.ubuntu.com/3801-1/Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-26/Vendor Advisory

Timeline

Published: Feb 28, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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