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

0
High
Published: 09/18/2026 (09/18/2026, 21:32:28 UTC)
Source: GCVE Database

Description

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

CVSS v3.1

Score 8.1high

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/19/2026, 01:28:35 UTC

Technical Analysis

CVE-2026-88097 is a use-after-free vulnerability in Microsoft Edge (Chromium-based) that permits an unauthorized local attacker to elevate privileges. The vulnerability is classified under CWE-416 and has a CVSS v3.1 base score of 8.1, indicating high impact with local attack vector, high attack complexity, no privileges required, no user interaction, and scope change. The vulnerability impacts confidentiality, integrity, and availability at a high level. No affected versions or patch details are provided in the available data.

Potential Impact

Successful exploitation allows an unauthorized local attacker to elevate privileges, potentially gaining full control over the affected system. The impact includes complete compromise of confidentiality, integrity, and availability of the system running the vulnerable Microsoft Edge browser.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided in the available data.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-h9w4-646p-4c73
Osv Schema Version
1.4.0
Aliases
["CVE-2026-88097"]
Database Specific Severity
HIGH
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aade4dd55bf5e2cf5ed9dec

Added to database: 09/19/2026, 01:26:53 UTC

Last enriched: 09/19/2026, 01:28:35 UTC

Last updated: 09/19/2026, 03:01:24 UTC

Views: 3

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