Mozilla Firefox < 78.0.2

medium Nessus Plugin ID 138445


A web browser installed on the remote Windows host is affected by a vulnerability.


The version of Firefox installed on the remote Windows host is prior to 78.0.2. It is, therefore, affected by a vulnerability as referenced in the mfsa2020-28 advisory.

- Using object or embed tags, it was possible to frame other websites, even if they disallowed framing using the X-Frame-Options header (CVE-2020-15648).

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


Upgrade to Mozilla Firefox version 78.0.2 or later.

See Also

Plugin Details

Severity: Medium

ID: 138445

File Name: mozilla_firefox_78_0_2.nasl

Version: 1.3

Type: local

Agent: windows

Family: Windows

Published: 7/14/2020

Updated: 10/9/2020

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

Risk Information

CVSS Score Source: CVE-2020-15648


Risk Factor: Medium

Score: 4.4


Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

Temporal Vector: E:U/RL:OF/RC:C


Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/a:mozilla:firefox, cpe:/a:mozilla:thunderbird

Required KB Items: Mozilla/Firefox/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 7/8/2020

Vulnerability Publication Date: 7/8/2020

Reference Information

CVE: CVE-2020-15648

MFSA: 2020-28