Debian/thunderbird: medium 6.5
Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9.
Action: Upgrade thunderbird to 1:140.9.0esr-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1:140.9.0esr-1 | - |
Fixed versions
| 1:140.9.0esr-1 |
Sources
- osv: DEBIAN-CVE-2026-3889#Debian:14/thunderbird
- https://security-tracker.debian.org/tracker/CVE-2026-3889
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