CVE-2025-21533 Missing authorization in Oracle VM VirtualBox

Medium 5.5 Published 21 Jan 2025 Updated 22 Jan 2025

A low-privileged attacker with local access can bypass authorization controls to read critical data in Oracle VM VirtualBox.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2025-21533?

CVE-2025-21533 is a medium-severity missing authorization vulnerability in Oracle Vm Virtualbox, published on 21 Jan 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are Prior to 7.0.24 and prior to 7.1.6. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle VM VirtualBox accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

Weakness: CWE-863

Which versions are affected by CVE-2025-21533?

It affects 1 product.

Products include Oracle Vm Virtualbox.

How do I fix CVE-2025-21533?

Upgrade to a fixed version.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-21533 being exploited?

There is no known exploitation of CVE-2025-21533 in the wild and no public exploit code.

All Oracle Vm Virtualbox vulnerabilities

Sources

Also known as GHSA-7jqc-2xm3-38rq, UBUNTU-CVE-2025-21533.