vulnerability
MFSA2024-23 Thunderbird: Security Vulnerabilities fixed in Thunderbird 115.11 (CVE-2024-4770)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | May 15, 2024 | May 15, 2024 | Mar 27, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
May 15, 2024
Added
May 15, 2024
Modified
Mar 27, 2026
Description
When saving a page to PDF, certain font styles could have led to a potential use-after-free crash. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.
Solution
mozilla-thunderbird-upgrade-115_11
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.