Microsoft Edge (Chromium) < 153.0.4234.48 (CVE-2026-88097)

high Nessus Plugin ID 348239

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Synopsis

The remote host has an web browser installed that is affected by a vulnerability.

Description

The version of Microsoft Edge installed on the remote Windows host is prior to 153.0.4234.48. It is, therefore, affected by a vulnerability as referenced in the September 18, 2026 advisory.

- Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally. (CVE-2026-88097)

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

Solution

Upgrade to Microsoft Edge version 153.0.4234.48 or later.

Plugin Details

Severity: High

ID: 348239

File Name: microsoft_edge_chromium_153_0_4234_48.nasl

Version: 1.3

Type: Local

Agent: windows

Family: Windows

Published: 9/18/2026

Updated: 9/25/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 93.3

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2026-88097

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/a:microsoft:edge

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/18/2026

Vulnerability Publication Date: 9/18/2026

Reference Information

CVE: CVE-2026-88097

IAVA: 2026-A-1018

Detections

Analytics