CVE-2018-12363

HIGH Year: 2018
CVSS v3 Score
8.8
High
CVSS v2 Score
6.8
Medium
Weakness Type
CWE-416
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Vulnerability Description

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

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