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Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-122-03)

critical Nessus Plugin ID 311804

Synopsis

The remote Slackware Linux host is missing a security update to mozilla-thunderbird.

Description

The version of mozilla-thunderbird installed on the remote host is prior to 140.10.1esr. It is, therefore, affected by multiple vulnerabilities as referenced in the SSA:2026-122-03 advisory.

 New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix security issues.

Tenable has extracted the preceding description block directly from the mozilla-thunderbird security advisory.

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

Solution

Upgrade the affected mozilla-thunderbird package.

See Also

http://www.nessus.org/u?f508a3db

Plugin Details

Severity: Critical

ID: 311804

File Name: Slackware_SSA_2026-122-03.nasl

Version: 1.1

Type: Local

Published: 5/3/2026

Updated: 5/3/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.3

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-2026-7321

CVSS v3

Risk Factor: Critical

Base Score: 9.6

Temporal Score: 8.3

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

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

Vulnerability Information

CPE: p-cpe:/a:slackware:slackware_linux:mozilla-thunderbird, cpe:/o:slackware:slackware_linux, cpe:/o:slackware:slackware_linux:15.0

Required KB Items: Host/local_checks_enabled, Host/Slackware/release, Host/Slackware/packages

Exploit Ease: No known exploits are available

Patch Publication Date: 5/2/2026

Vulnerability Publication Date: 4/21/2026

Reference Information

CVE: CVE-2026-7320, CVE-2026-7321, CVE-2026-7322, CVE-2026-7323