Mozilla Firefox < 143.0.3

high Nessus Plugin ID 266291

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Synopsis

A web browser installed on the remote Windows host is affected by multiple vulnerabilities.

Description

The version of Firefox installed on the remote Windows host is prior to 143.0.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2025-80 advisory.

- This vulnerability affects Firefox < 143.0.3. (CVE-2025-11152, CVE-2025-11153)

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 Firefox version 143.0.3 or later.

Plugin Details

Severity: High

ID: 266291

File Name: mozilla_firefox_143_0_3.nasl

Version: 1.3

Type: local

Agent: windows

Family: Windows

Published: 9/30/2025

Updated: 10/29/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2025-11153

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/a:mozilla:firefox

Required KB Items: Mozilla/Firefox/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/30/2025

Vulnerability Publication Date: 9/30/2025

Reference Information

CVE: CVE-2025-11152, CVE-2025-11153

IAVA: 2025-A-0715-S

Detections

Analytics