CVE-2024-9396
8.8
HIGH
CVSS 3.1
EPSS 0.18%
Description
It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corruption. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
How to fix CVE-2024-9396
To remediate CVE-2024-9396, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:128.3.0esr-1 or later
Is CVE-2024-9396 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:128.3.0esr-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |