Live › vulnerability › CVE-2026-87303
Go to dashboardA flaw in the Core component of Oracle VM VirtualBox 7.2.16 lets a low-privileged user who can log on to the host cause a hang or repeatable crash of VirtualBox. The attack needs a second person to interact with the product, and the sources describe only availability impact.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Hosts running Oracle VM VirtualBox 7.2.16 where local users who have logon access can reach the VirtualBox service. Systems without VirtualBox, or with only trusted users logged on, are less exposed. The sources describe a denial-of-service impact only.
No product ranges from the sources yet.
VBoxManage --version on each host and compare against 7.2.16.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.16. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle VM VirtualBox executes to compromise Oracle VM VirtualBox. Successful attacks require human interaction from a person other than the attacker and 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 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H).
This page as .md · .json · in your agent: get_signal("CVE-2026-87303")
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