vulnerability
MFSA2018-04 Thunderbird: Security vulnerabilities fixed in Thunderbird 52.6 (CVE-2018-5099)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Jan 25, 2018 | Jan 26, 2018 | Aug 12, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Jan 25, 2018
Added
Jan 26, 2018
Modified
Aug 12, 2025
Description
A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
Solution
mozilla-thunderbird-upgrade-52_6
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