CVE-2026-46974: High severity Oracle Oracle VM VirtualBox vulnerability
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). The supported version that is affected is 7.2.8. Difficult to exploit 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 takeover of Oracle VM VirtualBox. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Compensating control
Restrict logon and administrative access to any infrastructure hosts that run Oracle VM VirtualBox to a minimal set of trusted administrators. Enforce network-level restrictions (firewall/ACL) to limit management access to those trusted IPs and require strong authentication for management access.
- Compensating control
Segment and isolate hosts running Oracle VM VirtualBox from other critical systems and networks to reduce potential scope of impact. Apply host/network isolation and firewall rules to prevent lateral movement from compromised VirtualBox hosts to other products or infrastructure.
- Operational
Assume a successful compromise could result in full takeover of Oracle VM VirtualBox; if compromise is suspected, immediately isolate affected hosts from the network, perform forensic investigation, and rebuild or restore hosts from known-good images before returning them to production.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-46974?
The severity of CVE-2026-46974 is rated as high with a score of 7.5.
How do I fix CVE-2026-46974?
To fix CVE-2026-46974, it is recommended to upgrade Oracle VM VirtualBox to the latest version that addresses this vulnerability.
What systems are affected by CVE-2026-46974?
CVE-2026-46974 affects Oracle VM VirtualBox version 7.2.8.
Who is at risk due to CVE-2026-46974?
A high privileged attacker with logon to the infrastructure where Oracle VM VirtualBox runs is at risk of exploiting CVE-2026-46974.
What type of vulnerability is CVE-2026-46974?
CVE-2026-46974 is a difficult-to-exploit vulnerability that allows for the compromise of Oracle VM VirtualBox.