Detections
Analytics

Mozilla Thunderbird < 140.5

high Nessus Plugin ID 275469

Synopsis

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

Description

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 140.5. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2025-91 advisory.

 - Use-after-free in the WebRTC: Audio/Video component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5. (CVE-2025-13020)

 - Race condition in the Graphics component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, and Firefox ESR < 115.30. (CVE-2025-13012)

 - Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5. (CVE-2025-13016)

 - Same-origin policy bypass in the DOM: Notifications component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5. (CVE-2025-13017)

 - Mitigation bypass in the DOM: Security component. This vulnerability affects Firefox < 145 and Firefox ESR < 140.5. (CVE-2025-13018)

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

Solution

Upgrade to Mozilla Thunderbird version 140.5 or later.

See Also

https://www.mozilla.org/en-US/security/advisories/mfsa2025-91/

Plugin Details

Severity: High

ID: 275469

File Name: macos_thunderbird_140_5.nasl

Version: 1.1

Type: local

Agent: macosx

Published: 11/14/2025

Updated: 11/14/2025

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2025-13020

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:thunderbird

Required KB Items: installed_sw/Mozilla Thunderbird

Exploit Ease: No known exploits are available

Patch Publication Date: 11/12/2025

Vulnerability Publication Date: 11/11/2025

Reference Information

CVE: CVE-2025-13012, CVE-2025-13013, CVE-2025-13014, CVE-2025-13015, CVE-2025-13016, CVE-2025-13017, CVE-2025-13018, CVE-2025-13019, CVE-2025-13020