Description
A use-after-free vulnerability can occur when a raw pointer to a DOM element on a page is obtained using JavaScript and the element is then removed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.6, Firefox ESR < 60.6, and Firefox < 66.
References (6)
Core 6
Core References
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2019-07/
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2019-08/
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2019-11/
Issue Tracking, Permissions Required, Vendor Advisory x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1525145
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:0966
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:1144
Scores
CVSS v3
9.8
EPSS
0.0093
EPSS Percentile
76.3%
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-416
Status
published
Products (2)
mozilla/firefox
< 60.6
mozilla/thunderbird
< 60.6
Published
Apr 26, 2019
Tracked Since
Feb 18, 2026