CVE-2026-21957: High severity Oracle VM VirtualBox vulnerability
Vulnerability in the Oracle VM VirtualBox product of Oracle Virtualization (component: Core). Supported versions that are affected are 7.1.14 and 7.2.4. 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
Event History
Frequently Asked Questions
What is the severity of CVE-2026-21957?
CVE-2026-21957 is considered a difficult to exploit vulnerability that affects high privileged attackers with logon access.
How do I fix CVE-2026-21957?
To address CVE-2026-21957, update Oracle VM VirtualBox to the latest version provided by Oracle.
Which versions of Oracle VM VirtualBox are affected by CVE-2026-21957?
CVE-2026-21957 affects Oracle VM VirtualBox versions 7.1.14 and 7.2.4.
What component of Oracle Virtualization does CVE-2026-21957 affect?
CVE-2026-21957 affects the Core component of the Oracle VM VirtualBox product.
Who can exploit CVE-2026-21957?
CVE-2026-21957 can be exploited by attackers with high privileges who have logon access to the infrastructure where Oracle VM VirtualBox runs.