vulnerability
MFSA2023-52 Thunderbird: Security Vulnerabilities fixed in Thunderbird 115.5 (CVE-2023-6205)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:N/I:N/A:C) | Nov 21, 2023 | Nov 22, 2023 | Aug 12, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
Nov 21, 2023
Added
Nov 22, 2023
Modified
Aug 12, 2025
Description
It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Solution
mozilla-thunderbird-upgrade-115_5
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