CVE-2022-37609
thunderbirdVulnerabilityCVSS 9.8
No public exploitation has been reported so far. No distribution fix is listed yet; apply vendor mitigations and monitor.
Recommended action: Track your distribution's security tracker and apply the fix as soon as it ships.
Severity metrics
CVSS 3.1 : 9.8 CRITICAL
Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
| Distribution | Package | Affected | Fixed version | Status |
|---|---|---|---|---|
| Ubuntu:22.04:LTS | thunderbird | - | - | affected (no fix yet) |
| Ubuntu:24.04:LTS | thunderbird | - | - | affected (no fix yet) |
| Ubuntu:25.10 | thunderbird | - | - | affected (no fix yet) |
| Ubuntu:26.04:LTS | thunderbird | - | - | affected (no fix yet) |