CVE-2018-12373
6.5
MEDIUM
CVSS 3.1
EPSS 1.0%
Description
dDecrypted S/MIME parts hidden with CSS or the plaintext HTML tag can leak plaintext when included in a HTML reply/forward. This vulnerability affects Thunderbird < 52.9.
How to fix CVE-2018-12373
To remediate CVE-2018-12373, upgrade the affected package to a fixed version below.
- Debian/thunderbird—upgrade to 1:52.9.0-1 or later
Is CVE-2018-12373 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:52.9.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |