CVE-2026-3889

Public on 2026-03-24
Modified on 2026-03-25
Description
Spoofing issue in Thunderbird. This vulnerability affects Thunderbird < 149 and Thunderbird < 140.9.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
5.4
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core thunderbird Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N