Detections
Analytics

Mozilla Firefox < 151.0.3

high Nessus Plugin ID 318348

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Synopsis

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

Description

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 151.0.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-54 advisory.

 - Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 151.0.3. (CVE-2026-10701)

 - JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 151.0.3. (CVE-2026-10702)

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 151.0.3 or later.

See Also

https://www.mozilla.org/en-US/security/advisories/mfsa2026-54/

Plugin Details

Severity: High

ID: 318348

File Name: macos_firefox_151_0_3.nasl

Version: 1.3

Type: Local

Agent: macosx

Published: 6/3/2026

Updated: 6/6/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-10701

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:H/I:N/A:N

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

Vulnerability Information

CPE: cpe:/a:mozilla:firefox

Required KB Items: installed_sw/Mozilla Firefox

Exploit Ease: No known exploits are available

Patch Publication Date: 6/2/2026

Vulnerability Publication Date: 6/2/2026

Reference Information

CVE: CVE-2026-10701, CVE-2026-10702

IAVA: 2026-A-0541