vulnerability
MFSA2023-07 Thunderbird: Security Vulnerabilities fixed in Thunderbird 102.8 (CVE-2023-0767)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Feb 15, 2023 | Feb 17, 2023 | Mar 27, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Feb 15, 2023
Added
Feb 17, 2023
Modified
Mar 27, 2026
Description
An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 12 Safe Bag attributes being mishandled. This vulnerability affects Firefox < 110, Thunderbird < 102.8, and Firefox ESR < 102.8.
Solution
mozilla-thunderbird-upgrade-102_8
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.