Microsoft Edge (Chromium) < 156.0.4314.58 Multiple Vulnerabilities

critical Nessus Plugin ID 374566

Synopsis

The remote host has an web browser installed that is affected by multiple vulnerabilities.

Description

The version of Microsoft Edge installed on the remote Windows host is prior to 156.0.4314.58. It is, therefore, affected by multiple vulnerabilities as referenced in the October 31, 2026 advisory.

- Missing authorization in AppManifest in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium) (CVE-2026-91732)

- Improper access control in Forms in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: High) (CVE-2026-118337)

- Improper input validation in SVG in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High) (CVE-2026-118304, CVE-2026-118315)

- Memory corruption in Turbolev in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High) (CVE-2026-118305)

- Memory corruption in FileSystem in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical) (CVE-2026-118306)

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 Microsoft Edge version 156.0.4314.58 or later.

Plugin Details

Severity: Critical

ID: 374566

File Name: microsoft_edge_chromium_156_0_4314_58.nasl

Version: 1.1

Type: Local

Agent: windows

Family: Windows

Published: 10/31/2026

Updated: 10/31/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.11

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-91732

CVSS v3

Risk Factor: Critical

Base Score: 9.3

Temporal Score: 8.4

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

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

CVSS Score Source: CVE-2026-118337

Vulnerability Information

CPE: cpe:/a:microsoft:edge

Required KB Items: SMB/Registry/Enumerated, installed_sw/Microsoft Edge (Chromium)

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/31/2026

Vulnerability Publication Date: 9/15/2026

Reference Information

CVE: CVE-2026-118304, CVE-2026-118305, CVE-2026-118306, CVE-2026-118307, CVE-2026-118308, CVE-2026-118310, CVE-2026-118311, CVE-2026-118312, CVE-2026-118313, CVE-2026-118315, CVE-2026-118316, CVE-2026-118317, CVE-2026-118318, CVE-2026-118319, CVE-2026-118320, CVE-2026-118322, CVE-2026-118327, CVE-2026-118328, CVE-2026-118329, CVE-2026-118330, CVE-2026-118331, CVE-2026-118332, CVE-2026-118333, CVE-2026-118334, CVE-2026-118335, CVE-2026-118336, CVE-2026-118337, CVE-2026-118338, CVE-2026-118339, CVE-2026-118340, CVE-2026-118341, CVE-2026-118342, CVE-2026-118343, CVE-2026-118344, CVE-2026-118345, CVE-2026-118346, CVE-2026-118347, CVE-2026-118348, CVE-2026-118349, CVE-2026-118350, CVE-2026-118351, CVE-2026-118352, CVE-2026-118353, CVE-2026-118354, CVE-2026-118355, CVE-2026-118356, CVE-2026-118357, CVE-2026-118358, CVE-2026-118359, CVE-2026-91732

Detections

Analytics