CVE-2026-71135

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. CVSS 3.1 Base Score 6.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H).

CVSS Scores

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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-2026-71135

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 cause a denial of service (DOS) by making the software hang or crash repeatedly. The impact is limited to availability, with no effect on confidentiality or integrity.

Detection Guidance

Detection requires checking the installed version of Oracle VM VirtualBox. Run 'VBoxManage --version' to verify if version 7.2.14 is installed. If so, the system is vulnerable.

Impact Analysis

If you use Oracle VM VirtualBox 7.2.14, an attacker with high privileges on your system could crash or freeze the virtualization software, disrupting your virtual machines and services running on it.

Compliance Impact

This vulnerability does not directly impact compliance with GDPR, HIPAA, or similar standards as it only causes denial-of-service conditions in Oracle VM VirtualBox. Compliance risks would arise only if the affected system is part of regulated infrastructure, but the vulnerability itself does not violate or affect regulatory requirements.

Mitigation Strategies

Upgrade Oracle VM VirtualBox to a version unaffected by this vulnerability. Check Oracle's official advisories for patches. If upgrading is not possible, restrict access to the system running VirtualBox to trusted users only.

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