CVE-2026-71138

Analyzed Analyzed - Analysis Complete

Denial of Service in Oracle VM VirtualBox

Publication date: 2026-08-18

Last updated on: 2026-08-26

Assigner: Oracle

Description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.14. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. While the vulnerability is in Oracle VM VirtualBox, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle VM VirtualBox as well as unauthorized update, insert or delete access to some of Oracle VM VirtualBox accessible data and unauthorized read access to a subset of Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-18

Last Modified

2026-08-26

Generated

2026-09-08

AI Q&A

2026-08-19

EPSS Evaluated

2026-09-06

NVD

CVE-2026-71138

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	vm_virtualbox	7.2.14

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle VM VirtualBox version 7.2.14. A high privileged attacker with local access can exploit it to compromise the VirtualBox environment. It may also impact other products due to scope change. Successful exploitation can cause denial of service, unauthorized data modification, or unauthorized data access.

Detection Guidance

This vulnerability affects Oracle VM VirtualBox version 7.2.14. Detection involves checking the installed version of VirtualBox on your system. Use commands like 'VBoxManage --version' on Linux or 'VBoxManage.exe list systemproperties' on Windows to verify the version. If the version is 7.2.14, the system is vulnerable.

Impact Analysis

If you use Oracle VM VirtualBox 7.2.14, an attacker with local access could crash your VirtualBox repeatedly, steal or alter some of your VirtualBox data, or cause a complete denial of service. This requires high privileges but could disrupt your virtualization environment.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, which may violate GDPR (data protection) or HIPAA (health data privacy) if sensitive data is involved. Organizations using affected VirtualBox versions should assess potential compliance risks.

Mitigation Strategies

Update Oracle VM VirtualBox to a version that is not affected by this vulnerability. Since the affected version is 7.2.14, check for and apply any available patches or newer versions released by Oracle.

Hi! I’m here to help you understand CVE-2026-71138. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70