Description
Mozilla developers and community members reported memory safety bugs present in Firefox 65. 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 < 66.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2019-07/
Broken Link, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1520483%2C1522987%2C1528199%2C1519337%2C1525549%2C1516179%2C1518524%2C1518331%2C1526579%2C1512567%2C1524335%2C1448505%2C1518821
Scores
CVSS v3
9.8
EPSS
0.0044
EPSS Percentile
63.4%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
mozilla/firefox
< 66.0
Published
Apr 26, 2019
Tracked Since
Feb 18, 2026