Mozilla Thunderbird < 147.0.1

high Nessus Plugin ID 297035

Synopsis

A mail client installed on the remote macOS or Mac OS X host is affected by a vulnerability.

Description

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 147.0.1. It is, therefore, affected by a vulnerability as referenced in the mfsa2026-07 advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Mozilla Thunderbird version 147.0.1 or later.

See Also

https://www.mozilla.org/en-US/security/advisories/mfsa2026-07/

Plugin Details

Severity: High

ID: 297035

File Name: macos_thunderbird_147_0_1.nasl

Version: 1.1

Type: local

Agent: macosx

Published: 1/28/2026

Updated: 1/28/2026

Supported Sensors: Nessus Agent, Nessus

Vulnerability Information

CPE: cpe:/a:mozilla:thunderbird

Required KB Items: installed_sw/Mozilla Thunderbird

Exploit Ease: No known exploits are available

Patch Publication Date: 1/27/2026

Vulnerability Publication Date: 1/27/2026

Reference Information

CVE: CVE-2026-0818